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cricket20 [7]
3 years ago
13

Any people good at math that mind helping me?

Mathematics
2 answers:
Leya [2.2K]3 years ago
8 0
Plug the coordinate pairs into the equation. The first value is the x, and the second value is why. Solve the equation and if the answer on both sides is the same number, the coordinate pair satisfied the equation
Alexxandr [17]3 years ago
7 0
5x - 2y = -9
5(-1) -2(2) = -9
-5 - 4 = -9
-9 =- 9
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Which of the following graphs represents the equation below?: -9x – 3y = -8
Mamont248 [21]
It’s C! that’s the answer, hope it helps
7 0
2 years ago
According to a poll, 80% of California adults (403 out of 506 surveyed) feel that education is one of the top issues facing Cali
fiasKO [112]

f(h(x))= 2x -21

Step-by-step explanation:

f(x)= x^3 - 6

h(x)=\sqrt[3]{2x-15}

WE need to find f(h(x)), use composition of functions

Plug in h(x)

f(h(x))=f(\sqrt[3]{2x-15})

Now we plug in f(x) in f(x)

f(h(x))=f(\sqrt[3]{2x-15})=(\sqrt[3]{2x-15})^3 - 6

cube and cube root will get cancelled

f(h(x))= 2x-15 -6= 2 x-21

6 0
3 years ago
When given a raw score, explain how to use the normal curve to compare that
stepladder [879]
First of all, you need to come to an understanding of what you mean by "compare that score to the population." Often, that will mean determining the percentile rank of the score.

To determine the percentile rank of a raw score, you first nomalize it by determining the number of standard deviations it lies from the mean. That is, you subtract the population mean and divide that difference by the population standard deviation. Now, you have what is referred to as a "z-score".

Using a table of standard normal probability functions (or an equivalent calculator or app), you look up the cumulative distribution value corresponding to the z-score you have. This number between 0 and 1 (0% and 100%) will be the percentile rank of the score, the fraction of the population that has raw scores below the raw score you started with.
7 0
3 years ago
Find the volume of each sphere 40mm
Anastasy [175]

The formula for finding the volume of a sphere is V=\frac{4}{3} \pi r^3

If 40mm is the radius of the sphere, the volume will be about 2.68\times10^5mm.

5 0
2 years ago
0.3 repeating as a fraction
melomori [17]

Answer:

3/10 or three-tenths

Step-by-step explanation:

Hope this helps=D

3 0
2 years ago
Read 2 more answers
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