Answer:
$20
Step-by-step explanation:
1200-500=700
700/35=20
WILL GIVE BRAINLIST!
The options in the select area are Add and subtract Multiply Addition and Subtraction properties of equality Descriptive Property
Find the slope of the line through the given points.
( -2,-8) and (2,4)
Answer:
m = 3
Step-by-step explanation:
Use the slope formula to find the slope m .
Answer:
3
Step-by-step explanation:
hope this helps!
Work out the value of:
:
a? – 4b + 2c
2
when a = 1,b = -3 and c= 2
Answer:
The answer is 17
Step-by-step explanation:
Given;a² – 4b + 2ca = 1, b = (-3) and c = 2To Find;The value of a² – 4b + 2cNow, Evaluate
a² – 4b + 2c
(1)² – 4(-3) + 2(2)
1 + 12 + 4 = 17
Thus, The value is 17
-TheUnknownScientist 72
The following set of random numbers represents 20 simulations of three daily
flights from New York to Los Angeles, with 0, 1, 2, or 3 representing a late
departure and 4, 5, 6, 7, 8, or 9 representing an on-time departure. In how
many of the simulations was there an on-time departure for all three flights?
The number of simulations in which was there was an on-time departure for all three flights is; 6
How to carry out number simulations?
We are given;
Number of Simulations = 20
Numbers that represent late departure = 0, 1, 2 or 3
Numbers that represent On-time departure = 4, 5, 6, 7, 8 or 9.
Now, the 20 simulations as seen online are;
339 931 317 444 432 858 194 192 649 709
742 626 702 258 955 880 505 854 774 132
To know the number of simulations that were on-time departure, we need to find the ones that don't include 0, 1, 2 or 3.
Looking at the simulations, the ones that represent on-time departure are 444, 858, 649, 955, 854, 774.
Thus, there are 6 simulations in which was there an on-time departure for all three flights
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a symbol used to separate the ones and the tenths place is
a decimal - written as "."
Answer: decimal
Step-by-step explanation: decimal
can someone please help me
Answer:
m = 20a = 48These are the answers.Step-by-step explanation:
1. m/-8 = -2.5
*-8 = *-8
m = -2.5*-8
m = 2.5*8
m = 20
2. 7/8a = 42
*8 *8
7a = 336
/7 /7
a = 336/7
a = 48
Hope this helped,
Kavitha
Need help on this question as well
The required arc length of sector VW is 8\(\pi\).
Given that, in a circle U, radius UV = 9 and central angle of sector m∠VUW = 160°.
To find the arc length of sector VW, we can use the formula:
Arc length = (central angle / 360) x circumference of the circle.
First, find the circumference of the circle by the formula for the circumference of a circle is given by:
Circumference = 2 x \(\pi\) x radius.
Circumference = 2 x \(\pi\) x 9 = 18π.
Now, let's find the arc length of sector VW using the central angle of 160 degrees:
Arc length = (160/360) x 18π
Arc length = (4/9) * 18\(\pi\) = 8\(\pi\).
Therefore, the arc length of sector VW is 8\(\pi\).
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someone please help :( a sample of the amount of rent paid for one-bedroom apartments of similar size near the University of Oregon are: $295, $475, $345, $595, $538, $460. A second sample of the amount of rent paid for one-bedroom apartments of similar size near the University of Washington are: $495, $422, $370, $333, $370, $390. answer the following questions: What is the median price of rent for the University of Oregon? What is the median price of rent for the University of Washington? What is the mean price of rent near the University of Oregon? What is the mean price of rent near the University of Washington? Describe the standard deviation for both Universities.
Answer:
Oregon:
Median: 467.5
Mean: 451.33
Standard Deviation: 113.6
Washington:
median: 380
Mean: 396.6
Standard deviation: 56.3
Step-by-step explanation:
To calculate the median, we need to organize the price and select the value that is in the middle position.
To calculate the mean, we need to sum all the values and divide them by the number of values
To calculate the standard deviation, we need to square the distances between every price and the mean, sum it all and divide them by the number of values less 1 and finally calculate the square root.
So, for Oregon, the organized values are:
$295, $345, $460, $475, $538, $595
The median is a value between $460 and $475. it is calculated as:
\(\frac{460+475}{2}=467.5\)
The mean is:
\(\frac{295+475+345+595+538+460}{6}=451.33\)
The standard deviation is:
\(\sqrt{\frac{(295-451.3)^2+(475-451.3)^2+(345-451.3)^2+(595-451.3)^2+(538-451.3)^2+(460-451.3)^2}{6-1}}=113.6\)
At the same way, we can calculate the median, mean, and standard deviation for Washington and get:
median: 380
Mean: 396.6
Standard deviation: 56.3
16, -3.2, 0.64, …; 7th term
Answer:
.001024
Step-by-step explanation:
16÷-5= -3.2
we keep dividing the numbers by -5
7th term is 0.001024
classify the polynomial 11x^2-10x+7
I'm lazy and dont feel like doing math myself. So pls help me!
Answer:
55
Step-by-step explanation:
\( \frac{n(n + 1)}{2} \\ n = 10 \\ substitutig \\ \frac{10(10 + 1)}{2} \\ \\ \frac{10(11)}{2} \\ \\ \frac{110}{2} = 55 \)
Which is bigger 100 or 10%
Answer: 10%
Step-by-step explanation:
even tho 100 is a bigger number the amount of 10% is 10 times bigger than 100%
10% in number form is .1
soooooooo
100 is def bigger lel
Please help..
Solve for the area of the figure below and show work.
Answer and Step-by-step explanation:
1. We can see that this kite-shape has 4 triangles in it.
The area of a triangle is as follows:
\(A = \frac{bh}{2}\)
Where:
b = Base (length)
h = Height
Top Right Triangle Area:
b = 9
h = 3
A = \(\frac{3 * 9}{2}\)
A = \(\frac{27}{2}\)
Bottom Right Triangle Area:
b = 9
h = 3
A = \(\frac{3 * 9}{2}\)
A = \(\frac{27}{2}\)
Top Left Triangle Area:
b = 4
h = 3
\(A = \frac{4*3}{2}\)
A = \(\frac{12}{2}\)
A = 6
Bottom Left Triangle Area:
b = 4
h = 3
\(A = \frac{4*3}{2}\)
A = \(\frac{12}{2}\)
A = 6
Now, we add all the areas together to get the area of the kite figure.
A = \(\frac{27}{2}\) +
A = 27 + 12
A = 39
The area of the kite figure is 39 \(m^{2}\).
2. We have to find the area of the trapezoid.
(I'm not sure if the 9 is for the entire bottom side length)
If the bottom side length is 9, then we would use the formula:A = \(\frac{a + b}{2} h\)
to find the area of the entire trapezoid.
A = \(\frac{2.4 + 9}{9}\) × 8.2
A ≈ 46.74 \(mi^{2}\)
#teamtrees #PAW (Plant And Water)
At theage of 27, to save for retirement, you decibe to deposit %50 at the end of each month in an IRA that pays 5% compounded monthly.
a. Use the following formula to determine how much you will have in the IRA when you retire at age 65.
A= P[(1+r)^t-1] / r or A=P[(t=r/n)^nt-1 / (r/n)
b. Find the interest
Interest = A - (50 * 456)
To determine how much you will have in the IRA when you retire at age 65, we can use the formula A = P[(1 + r)^t - 1] / r, where A is the future value, P is the monthly deposit, r is the monthly interest rate, and t is the number of months.
a. In this case, the monthly deposit is 50, the monthly interest rate is 5% or 0.05, and the number of months is (65 - 27) * 12 = 456 (from age 27 to 65).
Using the formula, we can calculate:
A = 50[(1 + 0.05)^456 - 1] / 0.05
b. To find the interest, we can subtract the total deposits from the future value:
Interest = A - (P * t)
In this case:
Interest = A - (50 * 456)
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find the distance of the point (2,6,−4)(2,6,−4) from the line r(t)=⟨1 3t,1 4t,3−2t⟩.
The distance between the point (2, 6, -4) and the line r(t) = ⟨1, 3t, 1, 4t, 3, -2t⟩ can be calculated using the formula d = ||PQ||/||v||, where PQ is the vector connecting the point P to any point Q on the line, and v is the direction vector.
To find the distance between the point P(2, 6, -4) and the line defined by the parametric equations r(t) = ⟨1, 3t, 1, 4t, 3, -2t⟩, we can use the formula for the distance between a point and a line in three-dimensional space.
The formula for the distance between a point and a line is given by:
d = ||PQ||/||v||
where PQ is the vector connecting the point P to any point Q on the line, v is the direction vector of the line, and || || represents the magnitude of a vector.
Let's first find the direction vector of the line. By examining the parametric equations, we can see that the direction vector of the line is v = ⟨1, 4, -2⟩.
Now, we need to find the vector PQ connecting the point P(2, 6, -4) to any point Q on the line. We can represent PQ as the difference between the coordinates of P and Q:
PQ = ⟨2 - 1, 6 - 3t, -4 - 1, 4t, -4 - 3, -2t⟩ = ⟨1, 6 - 3t, -5, 4t, -7, -2t⟩
Next, we calculate the magnitude of PQ:
||PQ|| = √(1^2 + (6 - 3t)^2 + (-5)^2 + (4t)^2 + (-7)^2 + (-2t)^2)
= √(1 + 36 - 36t + 9t^2 + 25 + 16t^2 + 49 + 4t^2)
= √(29t^2 - 36t + 111)
Finally, we calculate the magnitude of the direction vector v:
||v|| = √(1^2 + 4^2 + (-2)^2) = √(1 + 16 + 4) = √21
Now we can substitute these values into the formula for the distance:
d = ||PQ||/||v|| = (√(29t^2 - 36t + 111))/√21
To find the minimum distance between the point P and the line, we need to minimize the function d with respect to t. We can accomplish this by finding the critical points of the function and determining the value of t that gives the minimum distance.
Taking the derivative of d with respect to t and setting it equal to zero, we have:
d' = (29t - 18)/(√21(√(29t^2 - 36t + 111))) = 0
Solving for t, we get:
29t - 18 = 0
29t = 18
t = 18/29
By substituting this value of t into the formula for d, we can find the minimum distance between the point P and the line.
d = (√(29(18/29)^2 - 36(18/29) + 111))/√21
Simplifying this expression will give us the final value of the distance.
In summary, the distance between the point (2, 6, -4) and the line r(t) = ⟨1, 3t, 1, 4t, 3, -2t⟩ can be calculated using the formula d = ||PQ||/||v||, where PQ is the vector connecting the point P to any point Q on the line, and v is the direction vector
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18.880 + 12.642 Pls help!! :(
Answer:
31.522
Hope you got it
if you have any question just ask me
If you think this is the best answer please mark me as brainliest
pls help ill mark you brainliest
Answer:
if i am not mistaking it got to be c
Step-by-step explanation:
Answer:
D
Step-by-step explanation:
First you subtract 325 from 75 then divide the answer by 10
The blueprint for the Moreno's living room has a scale of . The family wants to 2 inches= 3 feet use a scale of 1 inch =4 feet. What is the width of the living room on the new blueprint?
Answer:
If I am understanding the question correctly, every 6 feet in real life will be equivalent to 1 inch "on paper", or in the blueprint. Using dimensional analysis, which is a methodology for converting from one unit to another, we have:
18 feet * 1 inch / 6 feet = 3 inches
On the other axis,
24 feet * 1 inch / 6 feet = 4 inches
Therefore, the blueprint for this 18x24 foot room, with a scale of 6 feet:1inch, should be 3x4 inches.
find the derivative of the function g(x) = (x^2 - x +
1)^10.(tanx)^3.
The derivative of the function g(x) = (x² - x + 1\()^1^0\) * (tan(x))³ is g'(x) = 10(x² - x + 1)⁹ * (2x - 1) * (tan(x))³ + 3(x² - x + 1\()^1^0\) * (tan(x))² * sec²(x).
To find the derivative of the given function g(x), we can apply the product rule and the chain rule. Let's break down the function into its constituent parts: f(x) = (x² - x + 1\()^1^0\) and h(x) = (tan(x))³.
Using the product rule, the derivative of g(x) can be calculated as g'(x) = f'(x) * h(x) + f(x) * h'(x).
First, let's find f'(x). We have f(x) = (x² - x + 1\()^1^0\), which is a composite function. Applying the chain rule, f'(x) = 10(x² - x + 1\()^9\) * (2x - 1).
Next, let's determine h'(x). We have h(x) = (tan(x))³. Applying the chain rule, h'(x) = 3(tan(x))² * sec²(x).
Now, we substitute these derivatives back into the product rule formula:
g'(x) = f'(x) * h(x) + f(x) * h'(x)
= 10(x² - x + 1)² * (2x - 1) * (tan(x))³ + 3(x² - x + 1\()^1^0\)* (tan(x))² * sec²(x).
In summary, the derivative of the function g(x) = (x² - x + 1\()^1^0\) * (tan(x))³ is g'(x) = 10(x² - x + 1)⁹ * (2x - 1) * (tan(x))³ + 3(x² - x + 1\()^1^0\) * (tan(x))² * sec²(x).
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CAN SOMEBODY PLEASE HELP? I WILL GIVE BRAINLIEST!!
Answer:0
Step-by-step explanation:2≠8,10 so we use the bottom formula. We get 4 - 6 + 2=0
Write each function in terms of its cofunction. Assume that all angles in which an unknown appears are acute angles. cos(α+20∘)
The given function is cos(α+20°) and its cofunction can be expressed as cos(α+20°) = cos(α)sin(70°) - sin(α)cos(70°).
Therefore cos(α+20°) in terms of its cofunctions, we need to use the formulas for sin and cos of complementary angles.
The complementary angle of 20° is 70° because 20° + 70° = 90°.
So, we can rewrite cos(20°) as sin(70°) and sin(20°) as cos(70°).
Using the formula for the cosine of the sum of two angles, we can then substitute these values to get:
cos(α+20°) = cos(α)sin(70°) - sin(α)cos(70°)
Therefore, expression of cos(α+20°) in terms of its cofunctions is cos(α+20°) = cos(α)sin(70°) - sin(α)cos(70°).
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Kelly had one liter of soda she divided equally into 10 classes to share with her friends how much total did each friend get.: 1 Deciliter, 1 centiliter, or 1 milliliter???
Answer:
1 decilitre
Step-by-step explanation:
You can look up charts for these. Look up litre chart
The volume of a cylinder is 1087 cm and its height is 12 cm.
What is the length of the cylinder's radius?
Enter your answer in the box.
ASAP please
Answer:
4.45x10
Step-by-step explanation:
Solution
V= π r squared h=π·10872·12≈4.45441×10 7 times Im pretty sure thats the answerWrite the equation of the line in fully simplified slope-intercept form.
Answer:
Step-by-step explanation:
slope=(0-3)/(3-0)=-3/3=-1
y intercept=3
eq. of line is y=-x+3
Find the exact value of x using the pythagorean theorem.
Do the side lengths for a pythagorean triple?
Answer:
Pythagorean theorem, stating that every right triangle has side lengths satisfying the formula a2 + b2 = c2; thus, Pythagorean triples describe the three integer side lengths of a right triangle. However, right triangles with non-integer sides do not form Pythagorean triples.
Step-by-step explanation:
Answer:
\(\huge\bold\purple{ hope \:it's \:help \:u }\)
\( {17}^{2} = {8}^{2} + {x}^{2} \\ 289 = 64 + {x}^{2} \\ 289 - 64 = {x}^{2} \\ {x}^{2} = \sqrt{225} \\ x = 25(pythagorean \: tripet)\)
(PLEASE HURRY)
at the start of 2014 lucys housewas worth 200,000 the value of the house increased by 5% every year work out the value of her house at the start of 2017
Answer:
230,000
Step-by-step explanation:
if the value increases by 5% and 5% of 200,000 is 10,000 so in 3 years the price will increase to 230,000
Answer:
231,525
220,500 if you're not adding on the 2017
Step-by-step explanation:
2015
200000÷100=2000 (1%)
2000x5=10000
200000+10000=210000
2016
210000÷100=2100
2100x5=10500
210000+10500=220500
2017
220500÷100=2205
2205×5=11025
220500+11025=231525
I don't know if you're meant to add on the 2017 5% or not
Calculate the slope from two points.
(-3, 1), (-17, 2)
Answer:
-1/14
Step-by-step explanation:
Use rise over run, (y2 - y1) / (x2 - x1)
Plug in the points:
(y2 - y1) / (x2 - x1)
(2 - 1) / (-17 + 3)
1 / -14
= -1/14
So, the slope is -1/14
use your grapher to determine which of the graphs matches the polar equation r = 4 cos 3θ.
Among the provided graphs, one of them matches the polar equation r = 4 cos(3θ). Using a graphing tool, we can determine the specific graph that represents this equation.
The polar equation r = 4 cos(3θ) represents a polar curve where the distance from the origin (r) depends on the angle (θ). To identify the graph that matches this equation, we can use a polar graphing tool or software.
By plotting the equation r = 4 cos(3θ) on a polar graph, we will observe a specific pattern. The cosine function with a coefficient of 3θ indicates that the curve will have three cycles around the origin as θ increases from 0 to 2π. The amplitude of the curve is 4, meaning it extends up to 4 units from the origin.
To determine the matching graph, we compare the plotted curve of r = 4 cos(3θ) with the provided options. The correct graph will exhibit three cycles, with an amplitude of 4, and match the shape and pattern of the polar equation.
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Steve has 8 biscuits in a tin. There are 5 digestive and 3 chocolate biscuits. Steve takes two biscuits at random from the tin. Work out the probability that he chooses two different types of biscuits.
Probability that he chooses two different types of biscuits is 53.65 %.
What is probability?Probability is a measure of the likelihood of an event to occur. Many events cannot be predicted with total certainty. We can predict only the chance of an event to occur i.e. how likely they are to happen, using it.
Given
Total biscuits, n = 8
Digestive biscuits = 5
Chocolate biscuits = 3
There are two patterns to chose two different biscuits; a digestive then a chocolate or a chocolate and then a digestive.
∴ The probability of choosing a digestive then a chocolate
= \(\frac{5}{8}\times\frac{3}{7}\)
= \(\frac{15}{56}\)
= 0.267
The probability of choosing chocolate and then a digestive.
= \(\frac{3}{8} \times\frac{5}{7}\)
= \(\frac{15}{56}\)
= 0.267
Hence, The combined probability
= \(\frac{15}{56}+ \frac{15}{56}\)
= \(0.536\)
= 53.6 5 %
Probability that he chooses two different types of biscuits is 53.65 %.
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What is the approximate length of the radius, r? a. 4.5 cm b. 9.0 cm c. 14.2 cm d. 28.3 cm
The approximate length of the radius, r is 4.51 cm. SO the option 1 is correct.
In the given question we have to find the approximate length of the radius, r.
As given, circle O has a circumference of approximately 28.3 cm.
The calculation of the circle's boundary is referred as the perimeter or circumference of the circle. Although the circumference of the circle determines the space it occupies.
The circumference of a circle is its length when it's actually opened and represented as a single direction. Units like cm or unit m are typically used to measure it.
As we know that the formula of circumference of circle = 2πr
As circumference of circle = 28.3 cm
So 2πr = 28.3 cm
Divide by 2π on both side, we get
r = 14.15/π
π = 3.14
So r = 14.15/3.14
r = 4.51 cm
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The complete question is:
Circle O has a circumference of approximately 28.3 cm.
What is the approximate length of the radius, r?
a. 4.5 cm
b. 9.0 cm
c. 14.2 cm
d. 28.3 cm
The approximate length of the radius, r, is 4.5 cm.
The formula for calculating the radius, r, of a circle is r = C/2π, where C is the circumference of the circle. In order to calculate the approximate length of the radius, we must first calculate the circumference.
Let's assume that the circumference of the circle is 28.3 cm. To calculate the circumference, we can use the formula C = 2πr. We know the circumference and want to solve for the radius, so we can rearrange the formula to solve for r: r = C/2π.
Plugging in our values, we can calculate the approximate length of the radius: r = 28.3 cm/2π = 4.5 cm. Therefore, the approximate length of the radius, r, is 4.5 cm.
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