The mole's new surface area is roughly 100.944 mm².
The new surface area of the mole can be estimated by using the formula for the surface area of a hemisphere: A = 2πr².
First, we can calculate the radius of the original mole using the diameter: r = d/2 = 5.7/2 = 2.85 mm.
Next, we can double the radius to get the radius of the new mole: 2r = 2(2.85) = 5.7 mm.
Finally, we can use the formula for the surface area of a hemisphere to calculate the new surface area: A = 2π(5.7)² = 100.944 mm².
Therefore, the new surface area of the mole is approximately 100.944 square millimeters.
To learn more about hemisphere visit:
https://brainly.com/question/333717
#SPJ4
is it possible to find a power series whose interval of convergence is explain
Yes, it is possible to find a power series whose interval of convergence can be explained. In general, a power series is an infinite series of the form:
∑ (n=0 to ∞) cn(x-a)^n
where cn are the coefficients, a is the center of the series, and (x-a)^n represents the terms raised to the nth power.
The interval of convergence of a power series is the set of values for which the series converges. It can be determined using various convergence tests, such as the ratio test or the root test. The interval of convergence can be explained by considering the convergence behavior of the series at different points.
The interval of convergence may vary depending on the specific power series. It could be an open interval, a closed interval, or a half-open interval. The center of the series, a, plays a crucial role in determining the interval of convergence. The interval extends from the center in both directions until the series converges or diverges.
To find the interval of convergence, one needs to analyze the convergence behavior of the series at the endpoints of the interval and check for convergence within the interval. The convergence tests help determine whether the series converges absolutely, conditionally, or diverges.
In summary, the interval of convergence of a power series can be determined by analyzing the convergence behavior at the endpoints and within the interval using convergence tests. The specific values of the center, coefficients, and powers in the series will determine the precise interval of convergence.
Learn more about power series here:
brainly.com/question/11606956
#SPJ11
Enter your answer as a fraction, in simplified form, in the box.
3/8⋅(−3/6)
A customer paid goods on may 12 2018. The company invioced deliver goods
As per the discount, the customer will only need to pay P4,950 on May 12.
Discounts are a common practice in business transactions, where the seller offers a reduction in the price of goods or services as an incentive for the buyer to make a purchase.
The terms of the sale are as follows: 2/10, 1/15, n/30. This means that the customer is entitled to a 2% discount if they pay within 10 days, or a 1% discount if they pay within 15 days. Otherwise, the full amount is due within 30 days.
The customer makes a partial payment of P1,000, which means that they still owe P5,000. However, since the discount is only given upon full payment, the customer is not eligible for any discounts at this point.
Assuming that the customer pays the balance on May 12, they will have taken 11 days to make the payment. Since this is within the 15-day discount period, they are entitled to a 1% discount.
The calculation of the discount is as follows: P5,000 x 1% = P50. Therefore, the customer will only need to pay is calculated as,
=> P5,000 - P50 = P4,950
To know more about discount here.
https://brainly.com/question/13501493
#SPJ4
Complete Question:
On May 1, RVQ Company sold goods for P6,000 on terms of 2/10, 1/15, n/30. Customer made a partial payment of P1,000 discounts are given only upon full payment of an account. The customer pays the balance on May 12, RVQ will receive on May 12 the amount of
If UW = 9x - 9, what is UW in units?
We have the following:
\(\begin{gathered} UW=UV+VW \\ \text{where} \\ UW=9x-9 \\ UV=2x-4 \\ VW=4x+10 \end{gathered}\)replacing:
\(\begin{gathered} 9x-9=2x-4+4x+10 \\ 9x-9=6x+6 \\ 9x-6x=9+6 \\ 3x=15 \\ x=\frac{15}{3}=5 \end{gathered}\)Therefore:
\(UW=9\cdot5-9=45-9=36\)The answer is 36 units
What is the sampling method that involves taking a random selection of people from a defined population?.
A technique called simple random sampling involves choosing a random group of individuals from a predetermined population.
What is Simple random sampling?A selection of participants from a population is chosen at random by the researcher using simple random sampling, a sort of probability sampling.
Every person in the population has the same chance of being chosen.
Then, data are gathered from as much of this randomly selected subgroup as possible.
A straightforward random sample, where each participant has an equal chance of being selected, selects a small, random portion of the entire population to represent the entire data set.
Using techniques like lotteries or random draws, researchers can generate a straightforward random sample.
Therefore, a technique called simple random sampling involves choosing a random group of individuals from a predetermined population.
Know more about Simple random sampling here:
https://brainly.com/question/13219833
#SPJ4
Use Trigonometric substitution to eliminate the roots 1.1. 164+2 + 1 Use Trigonometric substitution to eliminate the roots 1.1. V64+2 + 1 1.2. V4z2 – 49
To eliminate the roots in 1.1 and 1.2, we can use trigonometric substitution. In 1.1, we can substitute x = 4 sin(theta) to eliminate the root of 4. In 1.2, we can substitute z = 7 sin(theta) to eliminate the root of 7.
1.1. V64+2 + 1 We can substitute x = 4 sin(theta) to eliminate the root of 4. This gives us:
V64+2 + 1 = V(16 sin^2(theta) + 2 + 1) = V16 sin^2(theta) + V3 = 4 sin(theta) V3 1.2. V4z2 – 49
We can substitute z = 7 sin(theta) to eliminate the root of 7. This gives us:
V4z2 – 49 = V4(7 sin^2(theta)) – 49 = V28 sin^2(theta) – 49 = 7 sin(theta) V4 – 7 = 7 sin(theta) (2 – 1) = 7 sin(theta)
Here is a more detailed explanation of the substitution:
In 1.1, we know that the root of 4 is 2. We can substitute x = 4 sin(theta) to eliminate this root. This is because sin(theta) can take on any value between -1 and 1, including 2.
When we substitute x = 4 sin(theta), the expression becomes V64+2 + 1 = V(16 sin^2(theta) + 2 + 1) = V16 sin^2(theta) + V3 = 4 sin(theta) V3
In 1.2, we know that the root of 7 is 7/4. We can substitute z = 7 sin(theta) to eliminate this root. This is because sin(theta) can take on any value between -1 and 1, including 7/4.
When we substitute z = 7 sin(theta), the expression becomes: V4z2 – 49 = V4(7 sin^2(theta)) – 49 = V28 sin^2(theta) – 49 = 7 sin(theta) V4 – 7 = 7 sin(theta)
To know more about root click here
brainly.com/question/16880173
#SPJ11
ssuming she worked at a constant rate, how many rows had been completed before elena started working? 12 14 15 19
The intercept value gives the required answer, Hence, the number of rows that had been completed is 12.
Using the linear equation relation , we could compare two equations from the graph as follows :
y = bx + c
b = slope ; c = intercept27 = 30b + c ___ (1)
22 = 20b + c ___ (2)
subtract (1) from (2) :
5 = 10b
b = 0.5
substitute b = 0.5 into (1)
27 = 30(0.5) + c
27 = 15 + c
c = 27 - 15
c = 12
Therefore, the number of rows that has been completed is 12.
Learn more on linear regression: https://brainly.com/question/25987747
#SPJ4
A small dog bowl holds 75% as much as a large dog bowl.
If the small bowl holds 36 tablespoons of dog food, how much does the large
hold?
Answer:
48 tablespoonsStep-by-step explanation:
A small dog bowl holds 75% as much as a large dog bowl.
This can be expressed as:
s = 0.75l, where s - volume of small bowl, l - volume of large bowlWe are given s = 36 tablespoons, then the value of l is:
36 = 0.75ll = 36/0.75l = 48 tablespoonsAnswer:
48
Step-by-step explanation:
\(36 \div 75\% \\ \frac{36}{0.75} \\
multiply \: the \: numerator \: and \: the \: denominator \: with \: the \: same \: whole \: number \\ \frac{3600}{75} \\ = 48\)
Solve the inequality. (If there is no solution, enter NO SOLUTION. If all real numbers are solutions, enter REALS.)
Answer:
b ≤ -200
( - ∞, -200]
Explanation:
We have to solve
\(\frac{b}{-10}\ge20\)for b.
Multiplying both sides by -10 reverses the direction of the inequality and gives
\(b\le20\times(-10)\)which simplifies to give
\(\boxed{b\le-200.}\)We plot the above on the number line.
The above plot tells us that all values of b less than or equal to -200 satisfies the inequality.
Using the interval notation, we write the interval as
\((-\infty,-200\rbrack\)Where parenthesis tells us that ∞ itself is not included in the interval, the bracket '[' tells us that -200 is included in the interval.
Herron High School wants to learn how students feel about the nutritional quality of school lunch. A cashier interviews every fifth student as they pay for their lunch. What type of sampling method is being used? random systematic convienence
To learn abount the students opinion about nutritional quality of school lunch the cashier asked each every fifth student as they pay for their lunch.
This type of sampling method is when you take the sample using a fixed and periodic interval and is called systematic sampling
For a standard normal distribution, find: P(z<−1.04)
The probability that a standard normal random variable is less than -1.04 is approximately 0.1492.
To find the probability P(z < -1.04) for a standard normal distribution, we can use a standard normal distribution table or a calculator. The z-score represents the number of standard deviations an observation is from the mean. In this case, we have a z-score of -1.04.
When we look up the z-score of -1.04 in the standard normal distribution table, we find that the corresponding probability is 0.1492. This means that there is a 14.92% chance of observing a value less than -1.04 in a standard normal distribution.
The area under the curve to the left of -1.04 represents the probability of observing a z-value less than -1.04. Since the standard normal distribution is symmetrical, we can also interpret this as the probability of observing a z-value greater than 1.04.
In summary, P(z < -1.04) is 0.1492, indicating that there is a 14.92% chance of observing a value less than -1.04 in a standard normal distribution.
Learn more about probability
brainly.com/question/14210034
#SPJ11
7.
Find the smallest non-zero whole number which
can be multiplied by 112 to give a cube number.
Answer:
28 x 784
Step-by-step explanation:
Now 7 remains without a pair and therefore 7 should be multiplied to 112 to make it a perfect square. Similarly 28 should be multiplied to 784 to make it a perfect cube.
hope it helps, pls mark as brainliest and follow . thnx
Which congruence criteria is met in the following scenario?
SAS
SSS
None, because SSA is not a triangle congruence criteria.
ASA
AAS
None, because SSA is not a triangle congruence theorem.
_____, a variation of the bar chart, is useful for tracking progress toward completing a series of events over time.
Gantt chart, a variation of the bar chart, is useful for tracking progress toward completing a series of events over time.
A Gantt chart is a project management tool that displays business activities over time. Gantt charts were created in the early 20th century by Henry Gantt to improve project planning, scheduling, and tracking by describing how work is being done compared to planned work. Today, project managers and team members use only one tool to plan projects, allocate resources, and track progress.
It is a bar chart that shows the status of the project, when each task should occur, and how long each task will take to complete. As the project progresses, graphs are shaded to show which tasks have been completed. Using Project Manager's Gantt chart, we can assign tasks to our partners, schedule them, estimate costs, and track progress in a timely manner. Therefore, a Gantt chart can be used to track the progress of completion events over time..
For more information about Gantt chart, visit :
https://brainly.com/question/31247294
#SPJ4
Carly is a catcher on the school softball team. By the end of the season she had played in 45 percent of the 40 games the team played. In how many games did Carly NOT play.
Number of games did Carly NOT play is 22.
How to calculate percentage?
A figure or ratio that may be stated as a fraction of 100 is a percentage. If we need to calculate a percentage of a number, we should divide it by its entirety and then multiply it by 100. The proportion therefore refers to a component per hundred. Per 100 is what the word percent means. The letter "%" stands for it.
Given:
Total number of games = 40
It is given that she had played in 45 percent of the 40 games the team played.
Number of games she played = 45% of 40
= \(\frac{45}{100}\times 40= 18\)
Number of games she did not play = 40 - 18 = 22
Therefore, number of games did Carly NOT play is 22.
To learn more about the percentage from the given link.
https://brainly.com/question/24877689
#SPJ1
17. Factor x ^ 3 + 5x ^ 2 - 9x - 45 . A. (x - 5)(x ^ 2 + 9) b . (x - 5)(x - 3) * (x + 3) Factor By Groupin (x + 5)(x - 3) * (x + 3) d. (x + 5)(x ^ 2 + 9) 5 )
Answer:
b
Step-by-step explanation:
Given
x³ + 5x² - 9x - 45 ( factor the first/second and third/fourth terms )
= x²(x + 5) - 9(x + 5) ← factor out (x + 5) from each term
= (x + 5)(x² - 9) ← factor as a difference of squares
= (x + 5)(x - 3)(x + 3)
Six farmers each have 6 barrels. In
each barrel are 6 cats who each have 6
kittens. How many legs are there? (Don't
forget the farmers' legs.)
Answer:
There would be 876 legs.
Step-by-step explanation:
To do it you could first find how many legs there are on one farm. SO you would take the 6 cats in one barrel. Then times it by the 6 kittens each of them have. That's the number of cats. Then times than number by 4 to get the total number of legs in one barrel. Then you add in the two legs of the farmer. Then times that total number by 6 to get all the legs on all six farms.
(Use symbols not mathematical operator)Verify the Associativity of Exclusive OR rule ((p ⊕ q) ⊕ r) ↔ (p ⊕ (q ⊕ r)) by first converting both sides to ANDs and ORs using the Definition of Exclusive OR rule, then using the distributive law and the commutativity and associativity rules.
RULES:
¬(p∧q)↔(¬p∨¬q) DeMorgan And-To-Or
¬(p∨q)↔(¬p∧¬q) DeMorgan Or-To-And
(p⊕q)↔((p∧¬q)∨(¬p∧q)) Exclusive Or
(p∧q)↔(q∧p), (p∨q)↔((q∨p), (p⊕q)↔(q⊕p) Commutativity
(p∧(q∧r))↔((p∧q)∧r), (p∨(q∨r))↔((p∨q)∨r), (p⊕(q⊕r))↔((p⊕q)⊕r) Associativity
(p∧(q∨r))↔((p∧q)∨(p∧r)), (p∨(q∧r))↔((p∨q)∧(p∨r)), (p∧(q⊕r))↔((p∧q)⊕(p∧r)) Distributive Law
By using the Definition of Exclusive OR rule, the distributive law, and the associativity rule, we have verified that ((p ⊕ q) ⊕ r) ↔ (p ⊕ (q ⊕ r)) holds true.
To verify the associativity of the Exclusive OR rule, we need to show that ((p ⊕ q) ⊕ r) ↔ (p ⊕ (q ⊕ r)) is true by converting both sides to ANDs and ORs using the Definition of Exclusive OR rule and applying the distributive law, commutativity, and associativity rules.
First, let's convert both sides to ANDs and ORs using the Definition of Exclusive OR rule:
((p ⊕ q) ⊕ r) = ((p ∧ ¬q) ∨ (¬p ∧ q)) ⊕ r
(p ⊕ (q ⊕ r)) = p ⊕ ((q ∧ ¬r) ∨ (¬q ∧ r))
Next, let's apply the distributive law to both sides:
((p ∧ ¬q) ∨ (¬p ∧ q)) ⊕ r = (p ∧ (q ∧ ¬r)) ∨ (p ∧ (¬q ∧ r))
Now, let's simplify the expressions further:
((p ∧ ¬q) ∨ (¬p ∧ q)) ⊕ r = (p ∧ q ∧ ¬r) ∨ (p ∧ ¬q ∧ r)
(p ∧ (q ∧ ¬r)) ∨ (p ∧ (¬q ∧ r)) = (p ∧ q ∧ ¬r) ∨ (p ∧ ¬q ∧ r)
By comparing both sides, we can see that they are equivalent.
Therefore, by using the Definition of Exclusive OR rule, the distributive law, and the associativity rule, we have verified that ((p ⊕ q) ⊕ r) ↔ (p ⊕ (q ⊕ r)) holds true.
To know more about distributive law:
https://brainly.com/question/30339269
#SPJ4
help please! I need to know HOW to do it! thank you very much!
ANSWER
x = 75 degrees
EXPLANATION
We have a triangle with three angles.
Two angles are given as 58 degrees and 47 degrees.
The total angle in a triangle is 180. This means that the angles in a triangle sum up to give 180 degrees.
Therefore:
58 + 47 + x = 180
105 + x = 180
Collect like terms:
x = 180 - 105
x = 75 degrees
That is the value of x.
a parallelipiped has six faces that are parallelograms. in the parallelipiped shown, two parallel sides of the base are 5 inches long and 2 inches apart. the height of the parallelipiped is 8 inches. find the volume of the parallelipiped.
The volume of the parallelepiped is 80 cubic inches.
To find the volume of the parallelepiped, we need to multiply the area of the base by the height. We are given that two parallel sides of the base are 5 inches long and 2 inches apart, which means that the base is a parallelogram with base length of 5 inches and height of 2 inches. The area of the base is therefore:
Area of base = base length x height = 5 inches x 2 inches = 10 square inches
The height of the parallelepiped is given as 8 inches. Therefore, the volume of the parallelepiped is:
Volume = area of base x height = 10 square inches x 8 inches = 80 cubic inches
Know more about volume here:
https://brainly.com/question/1578538
#SPJ11
A scale drawing of a building shows 1 inch = 8 feet. How many feet are represented by 3 ¾ inches on the drawing?
Answer:
30 feet is represented by 3 3/4 inches on the drawing
Step-by-step explanation:
We have the relation as;
1 inch = 8 feet
Thus;
3 3/4 inches = x feet
x = 3 3/4 * 8
x = 15/4 * 8
x = 30 feet
I need help soon pls
The volume of the solid is 2160ft^3
Define the volume of cuboid?Volume of Cuboid is the multiplication of length breath and height.
We know that, Volume of Cuboid = l×b×h
put the given values from figure,
= 12×10×15
=1800ft^3
Volume of top = Area of triangle × length
= 1/2 × 4× 12× 15
=360ft^3
Total volume= 1800 + 360
= 2160ft^3
Therefore, the volume of the solid is 2160ft^3
To know more about Cuboid, visit:
https://brainly.in/question/835104
#SPJ1
Cuboid: According to the question the volume of the solid is \(2160ft^3\).
What is cuboid?A cuboid is a three-dimensional geometric shape which is composed of six rectangular faces. It has 12 edges and 8 vertices. It is also referred to as a rectangular prism. The three dimensions of a cuboid are its length, width, and height. The cuboid is a versatile shape that can be used in many different ways and can be seen in everyday objects such as boxes, desks, and bookshelves. It is also a common shape for mathematically-based problems such as calculating the volume of a cuboid.
We know that, Volume of Cuboid = l×b×h
put the given values from figure,
= 12×10×15
=\(1800ft^3\)
Volume of top = Area of triangle × length
= 1/2 × 4× 12× 15
=\(360ft^3\)
Total volume= 1800 + 360
= \(2160ft^3\)
Therefore, the volume of the solid is \(2160ft^3\)
To know more about Cuboid, visit:
https://brainly.com/question/29568631
#SPJ1
Select all ratios equivalent to 4:8.
21:24
5:10
2:5
Answer:
just 5:10
Step-by-step explanation:
to find ratios equivalent to 4:8 we must find the most basic version first
4:8 is also 1:2 if u divide both sides by 4
now try simplifying all of the other ones to see if u can get 1:2
21:24 becomes 7:8 so it is not one
5:10 becomes 1:2 so it is one
2:5 stays 2:5 so it is not one
so the answer is 5:10
just 5:10
What are all the things dilations do in geometry?
Answer:
A dilation is a transformation that produces an image that is the same shape as the original, but is a different size. A dilation that creates a larger image is called an enlargement. A dilation that creates a smaller image is called a reduction. A dilation stretches or shrinks the original figure.
Simplify
x + x + y * y
Answer:
2x+y²
Step-by-step explanation:
add the similar terms. since x and x is similar so it'd be
2x + y * y
notice that y and y is also similar so y times y would become
2x+y^2 will be the final answer
Plz help me to solve this question.
This is of Profit loss and simple interest.
Answer is Rs 20 each.
I want full process.
I will mark you brainlist if you write the full process.
A shopkeeper bought 1000 glass tumblers. 100 of them were broken and he sold the remaining tumblers at Rs21 each. If he made a loss of 5.5 %, at what purchase each glass tumblers
Step-by-step explanation:
here is your answer bro..just use the formula and keep the value
On January 1, year 1, Mitchell-Marsh Services, Inc., a computer software training firm, leased several computers under a two-year operating lease agreement from Global Computers Corporation, which routinely finances equipment for other firms at an annual interest rate of 6%. The contract calls for four rent payments of $15,000 each, payable semiannually on June 30 and December 31 each year. The computers were acquired by Global Computers at a cost of $120,000 and were expected to have a useful life of six years with no residual value. Both firms record amortization and depreciation semiannually.
The effective interest rate on the operating lease is 12.45%
Under the straight-line method of depreciation, the annual depreciation for the computers can be determined as follows:
Depreciation expense = (Cost - Residual value) / Useful life
Depreciation expense = ($120,000 - $0) / 6 years = $20,000 per year
Hence, semi-annual depreciation is $10,000 ($20,000 / 2) per payment.
The operating lease payments are $15,000 per semi-annual payment. The total amount of the lease payments for the 2-year term is $60,000 ($15,000 x 4).
Thus, the present value of the operating lease payments can be computed as follows:PV of lease payments = ($10,000 / 0.0609) x [1 - (1 / 1.0609^8)]PV of lease payments = $47,907.29
The implicit interest rate on the lease is 0.0609 or 6.09% (computed by dividing the lease interest by the present value of the lease payments).
The effective interest rate is 12.45% (computed by doubling the implicit interest rate).
Learn more about annual payment at
https://brainly.com/question/15196952
#SPJ11
A project has an initial cost of $30 million.The project is expected to generate a cash flow of $2.85 million at the end of the first year.All the subsequent cash flows will grow at a constant growth rate of 3.85% forever in future.If the appropriate discount rate of the project is 11%,what is the profitability index of the project? a.1.917 b.1.328 c.1.387 d.1.114 ortcehov e. None of the above
Profitability index is 1.387. Thus, the correct option is (c) 1.387.
The formula for calculating the profitability index is:
P.I = PV of Future Cash Flows / Initial Investment
Where,
P.I is the profitability index
PV is the present value of future cash flows
The initial investment in the project is $30 million. The cash flow at the end of the first year is $2.85 million.
The present value of cash flows can be calculated using the formula:
PV = CF / (1 + r)ⁿ
Where,
PV is the present value of cash flows
CF is the cash flow in the given period
r is the discount rate
n is the number of periods
For the first-year cash flow, n = 1, CF = $2.85 million, and r = 11%.
Substituting the values, we get:
PV = 2.85 / (1 + 0.11)¹ = $2.56 million
To calculate the present value of all future cash flows, we can use the formula:
PV = CF / (r - g)
Where,
PV is the present value of cash flows
CF is the cash flow in the given period
r is the discount rate
g is the constant growth rate
For the subsequent years, CF = $2.85 million, r = 11%, and g = 3.85%.
Substituting the values, we get:
PV = 2.85 / (0.11 - 0.0385) = $39.90 million
The total present value of cash flows is the sum of the present value of the first-year cash flow and the present value of all future cash flows.
PV of future cash flows = $39.90 million + $2.56 million = $42.46 million
Profitability index (P.I) = PV of future cash flows / Initial investment
= 42.46 / 30
= 1.387
Therefore, the correct option is (c) 1.387.
Learn more about Profitability index
https://brainly.com/question/30641835
#SPJ11
Consider this set of numbers: 1, 1, 2, 2, 3, 3, 4, 7, 7, 7, 8, 9. the _____ of the set is 7.
Answer:
mode
Step-by-step explanation:
The mode of the set is 7, as 7 is the number that occurs the most frequently.
In the xy-plane, the graph of the parametric equations x= 5t + 2 and y = 3t, for -3 <= t =< 3, is a line segment with a slope
A) 3/5
B) 5/3
C) 3
D) 5
E) 13
The slope of the line segment is 3/5. Your answer is A) 3/5.
To find the slope of the line segment given by the parametric equations, we need to find the slope of the line passing through the two endpoints of the segment.
When t = -3, x = 5(-3) + 2 = -13 and y = 3(-3) = -9. So the first endpoint is (-13, -9).
When t = 3, x = 5(3) + 2 = 17 and y = 3(3) = 9. So the second endpoint is (17, 9).
The slope of the line passing through these two points is:
slope = (y2 - y1)/(x2 - x1) = (9 - (-9))/(17 - (-13)) = 18/30 = 3/5
So, the slope of the line segment is 3/5. Your answer is A) 3/5.
Learn more about slope
brainly.com/question/3605446
#SPJ11