plzzzzzzz help me
The photograph is enlarged to make a poster. The photograph is 10cm wide and 16cm high.
a, The poster is 25cm wide. How high is the poster?
b,. The building on the poster is 30cm tall. Is it possible to figure out how tall the building is on the photograph? If you think it is possible, show how. If you think it is not, explain why.
Answer:
A.40
B.yes and it is 12
Step-by-step explanation:
A. the rule is 2n+(1/2n) so
2x16+(1/2of16)
32+8
40
B.yes it is possible, follow the rule for a 2n+(1/2n)
2x12+(1/2of12)
24+6
30 so the answer is yes, it is possible, and its 12
Answer:
A: 40 cm
B: 48
It is possible since we know how tall the photograph is. Using the ratio, the height of the poster can be found. (let x be the height)
16 / 10 = x / 30
x = 48
Expand and simplify
(7 + V 6 )^2
Give your answer in the form b+ c V 6
Answer:
55 + 14\(\sqrt{6}\)
Step-by-step explanation:
Given
(7 + \(\sqrt{6}\) )² = (7 + \(\sqrt{6}\) )(7 + \(\sqrt{6}\) )
Each term in the second factor is multiplied by each term in the first factor, that is
7(7 + \(\sqrt{6}\) ) + \(\sqrt{6}\) (7 + \(\sqrt{6}\) ) ← distribute both parenthesis
= 49 + 7\(\sqrt{6}\) + 7\(\sqrt{6}\) + 6 ← collect like terms
= 55 + 14\(\sqrt{6}\)
b +cV 6 ÷12a
Step-by-step explanation:
let meknow 8i I am wrong
Write the number in standard form. 3 × 100 + 4 × 10 + 7 × 1 + 3 × (1/10) + 9 × (1/100) + 2 × (1/1000)
Answer:
374.392
Step-by-step explanation:
3*100=300
4*10=40
7*1=7
3*(1/10)=0.3
9*(1/100)=0.09
2*(1/1000)=0.002
Put them together and you get 347.392
True or false help me plz
Answer:
you cant seetge graph
Step-by-step explanation:
take a better pic
Answer:
Sorry but there is not enough information here for me to answer. Please repost and make sure you put the table/graph in the question!
Find the value that completes the square and then rewrite it as a perfect square.
Answers pls
The value that completes the square is 9, and the perfect square is (x + 3)^2.
To find the value that completes the square, you need to take half of the coefficient of the x term, square it, and add it to both sides of the equation. This will give you a perfect square on one side of the equation. Then, you can rewrite the perfect square by factoring it.
For example, if the equation is x^2 + 6x + __ = 0, half of the coefficient of the x term is 3. Squaring 3 gives you 9. Adding 9 to both sides of the equation gives you x^2 + 6x + 9 = 9. This is a perfect square: (x + 3)^2 = 9. So, the value that completes the square is 9, and the perfect square is (x + 3)^2.
To find the value that completes the square and rewrite it as a perfect square, you'll need to follow these steps:
1. Identify the quadratic expression in the form of ax^2 + bx + c.
2. Make sure the coefficient of the x^2 term (a) is 1. If it's not, factor it out.
3. Divide the coefficient of the x term (b) by 2, and then square the result. This is the value that completes the square.
4. Add and subtract this value inside the parentheses to maintain the balance.
5. Rewrite the expression as a perfect square trinomial in the form of (x ± p)^2 ± q, where p is half of the coefficient of the x term and q is the remaining constant term.
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The demand for a product is given by D(x)=170e −0.04x
, where x is the number of units sold each week and 0≤x≤55. Step 2 of 2: Find the price per unit that will yield maximum revenue. Round your answer to the nearest cent
The price per unit that will yield maximum revenue is $67.04.
In order to find the price per unit that will yield maximum revenue, we have to follow the below-given steps:
Step 1: The revenue function for x units of a product is
R(x) = x * P(x),
where P(x) is the price per unit of the product.
Step 2: The demand function is
D(x) = 170e^(-0.04x)
Step 3: We are given that the 0 ≤ x ≤ 55, it means that we only need to consider this domain. Also, the price per unit of the product is unknown. Let's take it as P(x). Hence, the revenue function will be:
R(x) = P(x) * xR(x) = x * P(x)
Step 4: We need to find the price per unit that will yield maximum revenue. In order to do that, we have to differentiate the revenue function with respect to x and find its critical point. Let's differentiate the revenue function.
R'(x) = P(x) + x * P'(x)
Step 5: Now we will replace P(x) with D(x) / x from the demand function to obtain a function that depends on x only.
This will give us R(x) = x * (D(x) / x).
Simplifying this expression, we get R(x) = D(x).
Let's write it. R(x) = D(x)R'(x) = D'(x)
Step 6: Differentiate D(x) with respect to x, we get:
D'(x) = -6.8e^(-0.04x)
Step 7: To find the critical point of R(x), we will equate R'(x) to zero and solve for x.
R'(x) = 0D(x) + x * D'(x) = 0
Substitute D(x) and D'(x)D(x) + x * D'(x) = 170e^(-0.04x) - 6.8x * e^(-0.04x) = 0
Divide both sides by e^(-0.04x)x = 25
The critical point of R(x) is 25. It means that if the company sells 25 units of the product, then the company will receive maximum revenue.
Step 8: We need to find the price per unit that will yield maximum revenue. Let's substitute x = 25 in the demand function to find the price per unit of the product.
D(25) = 170e^(-0.04*25) = 67.04
Therefore, the price per unit that will yield maximum revenue is $67.04.
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A travel agent collected data from a group of past clients regarding what type of reservation they plan to make in the future and which package they plan to choose. The types of reservations offered at the agency are tours, cruises, and resorts, and the packages offered are either basic or deluxe.
The two way table given by option z is a possible representation of the data collected.
How to calculate a relative frequency?A relative frequency is calculated as the division of the number of desired outcomes by the number of total outcomes.
From the first table, we have that:
Half of the packages are basic.Half of the packages are deluxes.Then, for the basic packages, we have that resorts were chosen 2.5 times more than tours, while cruises were chosen 1.5 times more than tours.
Option z shows these same ratios between the amounts, hence it is the correct option.
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If f(x)=3x+1 find f(7)
Show work
Answer: 22
Step-by-step explanation:
You have to plug in the value of x.
3(7)=21+1=22.
100 POINTS!!!
What is the square root of -2?
Answer:
± i \(\sqrt{2}\)
Step-by-step explanation:
Using the result that \(\sqrt{-1}\) = i
\(\sqrt{-2}\)
= ± \(\sqrt{2(-1)}\)
= ± \(\sqrt{2}\) × \(\sqrt{-1}\)
= ± \(\sqrt{2}\) × i
= ± i \(\sqrt{2}\)
Mikayla bought a bag of 84 pieces of candy and she wants to divide them up evenly and place into bags but doesn't won't more than 20 bags list the possible ways she can fill the bag
Answer:
\(1.0736 \times 10^{19}\) ways
Step-by-step explanation:
Given that:
Mikayla bought a bag of 84 pieces of candy.
she wants to divide them evenly and place them into bag such that they are not more than 20 bags.
Therefore, the number of possible ways she can do that is ;
\(^{84}C__{20}\)
= \(\dfrac{84!}{20!(84-20)!}\)
= \(\dfrac{84!}{20!(64)!}\)
\(= 1.0736 \times 10^{19}\) ways
The possible ways she can fill the bag = \(1.0736 \times 10^{19}\) ways
Which statement correctly compares the spreads of the distributions?
A. The range of penguin heights is greater at Countyside Zoo than at
Park Zoo
B. The range of penguin heights is greater at Park Zoo than at
Countyside Zoo.
C. The mode of penguin heights at Countyside Zoo is greater than the mode at Park Zoo
D. The ranges of penguin heights are the same.
Answer:
A
Step-by-step explanation:
Range = Highest value - Lowest value
At Park Zoo:
R = 44 - 38
= 6
At Countryside Zoo;
R = 45 - 38
= 7
So, it cannot be D, because the ranges are not the same and it cannot be B because the range is greater at countryside zoo
The mode is the value that appears the moat frequently.
At Park zoo, the mode is 41 since it has the most dots.
At Countryside zoo, the mode is 40, since it has the most dots
So, it cannot be C because Park zoo has a greater Mode.
so, the only answer is A
44/z = 11/5 what is z??
The value of z from the equation is 20
What are algebraic expressions?Algebraic expressions are defined as expressions that made up of terms, variables, factors, coefficients, and constants.
They are also made up of mathematical or arithmetic operations such as:
AdditionMultiplicationDivisionSubtractionBracket, etcGiven the equation;
44/z = 11/5
To determine the value of z, cross multiply
z × 11 = 44 × 5
Multiply through
11z =220
Now, make 'z' the subject of formula by dividing both sides by z
z = 220/11
z = 20
Thus, the value of z from the equation is 20
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Answer:
8.0688
Step-by-step explanation:
12(0.82)^2
.82×.82= .6724
.6724×12= 8.0688
PEMDAS
Answer:
8.06
Step-by-step explanation:
Nate borrowed $400 to pay for car repairs. If he agreed to repay the loan at a simple annual interest rate of 6%, how much interest will he owe at the end of 2 years?
Answer:
$48
Step-by-step explanation:
$400/24=16
16/6=2
2x24=$48
Answer:
I believe the answer will be $48 dollars
Step-by-step explanation:
Hopefully this helps. see ya later!!!!!
Find the measure of the inscribed circle
Answer:
arc AD = 105°
Step-by-step explanation:
Is the mean of the following data is 18.75 then find the value of p?
The value of p is 20
Mean is the average of the given numbers and is calculated by dividing the sum of given numbers by the total number of numbers.
Mean = (Sum of all the observations/Total number of observations)
Is the mean of the following data is 18.75 then find the value of p?
Xi 10 15 p 25 30
Fi 5 10 7 8 2
We may prepare th frequency table as given below:
mean=(∑Fi *Xi) / ∑Fi
= (5*10 + 10*15 + 7*p + 8*25 + 2* 30)/ (5 + 10 +7 +8 +2)
= (460+7p)/ 32
=18.75
460+7p=(18.75×32)
⇒(460+7p)=600
⇒7p=140
⇒p=20
The value of p is 20
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6x+5 = ru what is ru?
Answer: 65
Step-by-step explanation:
Answer:
wut
Step-by-step explanation:
the patient recovery time from a particular surgical procedure is normally distributed with a mean of 5.2 days and a standard deviation of 2.3 days. what is the probability of spending more than 2 days in recovery? (round your answer to four decimal places.)
When the patient recovery time from a specific surgical procedure is normally distributed, with a mean of 5.2 days and a standard deviation of 2.3 days, the probability of spending more than 2 days in recovery will be 0.61.
What is probability?Simply put, probability is the likelihood that something will occur. When we don't know how an event will turn out, we can discuss the likelihood or likelihood of various outcomes. Statistics is the study of events that follow a probability distribution. Information about the likelihood that something will happen is provided by probability. For instance, meteorologists use weather patterns to forecast the likelihood of rain. Probability theory is used in epidemiology to comprehend the connection between exposures and the risk of health effects.
Here,
z=(X-μ)/σ
X=2
μ=5.2
σ=2.3
Z=(2-5.2)/2.3
Z=-1.39
-1.39+1
=0.39
1-0.39=0.61
The probability of spending more than 2 days in recovery will be 0.61 when the patient recovery time from a particular surgical procedure is normally distributed with a mean of 5.2 days and a standard deviation of 2.3 days.
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recursively define the set of binary strings with more 0s than 1s.
0>1,If a function f is constructed recursively, at least one of its values, f(x), must be defined in terms of f(y), where x>y.
What do binary strings mean?A series of bytes make up a binary string. A binary string is used to store non-traditional data, including images, as opposed to a character string, which typically holds text data. The quantity of bytes in a binary string determines its length. The CCSID for a binary string is 65535.Binary refers to this system of 1s and 0s. Because of the way they are made, computers only speak in binary. A computer is nothing more than a sizable number of switches. On those curiously engraved boards inside the computer, there are millions of microscopic electronic switches.If a function f is constructed recursively, at least one of its values, f(x), must be defined in terms of f(y), where x>y. A procedure P is defined recursively if its action, P(x), is defined in terms of another action, P(y), where x>y.Explanation:
0>1.
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Which two ratios make a proportion. a) 9÷12 and 15÷20 b) 4/25 and 17/101
PLZ ANSWER QUICK will mark branilyist.
Answer:
I think the answer would be b
What is 1+1 I really need this answer
Answer:
Its 11
Step-by-step explanation:
Jk its 2. Bro learn addition. XD
Answer:
the answer would be...
e^iπ = -1
2^57,885,161 - 1 is the largest known Mersenne prime number
2^43,112,609 - 1 is the second largest known Mersenne prime number
the greatest common divisor of any two integers which are coprime is 1 so
gcd(2^57,885,161 - 1, 2^43,112,609 - 1) =1
tan(π/4) = 1
So ((e^iπ/ gcd((2^57,885,161 - 1, 2^43,112,609 - 1))^2)
= (-1/1)^2 +1
= 1 + 1
^brainliest plz it took me awhile to type this XD^
Which of the following values are in the range of the function graphed below? Check all that apply.
Given:
The graph of a function.
To find:
The range of the function.
Solution:
Domain is the set of input values for which the function is defined.
Range is the set of output values or y-values.
From the given graph it is clear that the function is defined between -2 and 1.
The graph of the function is a horizontal line and it gives the value 1 for each input between -2 and 1.
It means the range of the graphed function is 1.
Therefore, the correct option is C.
Answer:1
Step-by-step explanation:
find the distance between each pair of points E(-1, 0),F(12, 0)
Answer:
The answer is
\(13 \: \: units\)Step-by-step explanation:
The distance between two points can be found by using the formula
\(d = \sqrt{ ({x1 - x2})^{2} + ({y1 - y2})^{2} } \\ \)where
(x1 , y1) and (x2 , y2) are the points
From the question the points are
E(-1, 0) and F(12, 0)
The distance between them is
\( |EF| = \sqrt{ ({ - 1 - 12})^{2} + ({0 - 0})^{2} } \\ = \sqrt{ ({ - 13})^{2} } \\ = \sqrt{169} \)We have the final answer as
\(|EF| = 13 \: \: units\)Hope this helps you
Classify <1 and <2 on the diagram as corresponding, alternate interior, alternate exterior, consecutive (same side) interior or consecutive (same side) exterior angles
Answer:
3. alternative interior angle
4. consecutive exterior angle
5. corresponding angle
6. consecutive interior angle
7. corresponding angle
8. alternative exterior angle
Step-by-step explanation:
since the braindead jacka** above was no help
Evaluate each expression.
Answer:
1/5.
Step-by-step explanation:
(25^-3/2)^1/3
= 25^(-3/2* 1/3)
= 25 ^1/2
= 1/25^1/2
= 1/5.
Answer:
Exact Form:
1 /5
Decimal Form:
0.2
Step-by-step explanation:
Solve for X.
Need to show the work.
Can someone help me?
Answer:
X =20
X+24=2(x+22)
X+24=2x+44
X=44-24
X=20
what is a simplified fraction of -4/17?
if mariah walked 3 km in 1 hour, how long will it take her to complete one lap of the circular track around the sports center if the the diameter of the track is 25 meters
Answer:
1.57 min or 0.02617 hours.
Step-by-step explanation:
If you find the perimeter of the circular track, it would be 78.539m or 0.078539Km.
3km/60m=0.078539km/x
3x=4.71234
x=1.57 min or 0.02617 hours.
U_U FREE 10 POINTS How can you use the formula for the volume of cylinder to remember the formulas for the volume of a cone and the volume of a sphere?
A zoo is mixing two types of food for the animals. Each serving is required to have at least 60 grams of protein and 30 grams of fat. Custom Foods has 15 grams of protein and 10 grams of fat and costs 80 cents per unit. Zookeeper’s Best contains 20 grams of protein and 5 grams of fat and costs 50 cents per unit
The minimum cost of the food that satisfies the requirements is $2.60, and this occurs when the zoo uses 2 units of Custom Foods and 4 units of Zookeeper’s Best.
Let x be the number of units of Custom Foods and y be the number of units of Zookeeper’s Best required. Then, the cost can be expressed as:
C = 0.8x + 0.5y
Since each serving must have at least 60 grams of protein and 30 grams of fat, we have the following inequalities:
15x + 20y ≥ 60 (for protein)
10x + 5y ≥ 30 (for fat)
Simplifying the inequalities, we get:
3x + 4y ≥ 121x + y ≥ 6
We can solve this system of inequalities by graphing the equations on a coordinate plane:
Since the feasible region lies above and to the right of the line 3x + 4y = 12 and above and to the right of the line x + y = 6, the corner points are as follows:(0, 6), (2, 4), (4, 3), and (6, 0)
For each corner point, we can calculate the cost:
C(0, 6) = 0.8(0) + 0.5(6) = 3
C(2, 4) = 0.8(2) + 0.5(4) = 2.6
C(4, 3) = 0.8(4) + 0.5(3) = 4.2
C(6, 0) = 0.8(6) + 0.5(0) = 4.8
Therefore, the minimum cost of the food that satisfies the requirements is $2.60, and this occurs when the zoo uses 2 units of Custom Foods and 4 units of Zookeeper’s Best.
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