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sweet-ann [11.9K]
3 years ago
15

without using your calculator or computer graphing tool. match each function rule with its graph. In each case, write a sentence

explaining the type of variation that relates (x) and (y) for example Y is proportional to ..... with constant of proportionality....?

Mathematics
1 answer:
valentinak56 [21]3 years ago
4 0
Well I know that c. goes with I. just because I saw so many x^3 graphs.

For a. the parent function is x^2, so 0.5x^2 should look about the same as x^2, so the answer is VI.



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Will give brainliest!!
yawa3891 [41]

Answer:

r=\frac{9\cos \theta}{\sin^2 \theta}

Step-by-step explanation:

The given equation in rectangular coordinates is;

y^2=9x

We use the relation;

x=r\cos \theta

and

y=r \sin \theta

This implies that;

(r \sin \theta)^2=9(r \cos \theta)

r^2 \sin^2 \theta=9r \cos \theta

Divide through by r to get;

r \sin^2 \theta=9\cos \theta

Divide both sides by \sin^2 \theta

r=\frac{9\cos \theta}{\sin^2 \theta}

8 0
3 years ago
Let y=f(x) be the particular solution to the differential equation dy/dx=2x−1/y^2 with the initial condition y(0)=3. Which of th
yan [13]

Answer:

24

Step-by-step exp

Because thats the answer

3 0
3 years ago
Jai bought 2 pounds of grapes for $2.49 per pound and 3 muffins for $ .75 per muffin. How much did he pay for the grapes and muf
natka813 [3]

Answer:

$7.23

Step-by-step explanation:

(2 x 2.49) + (3 x .75) = 4.98 + 2.25 = $7.23

3 0
3 years ago
What are the solution(s) to the quadratic equation x² - 25 = 0?
gtnhenbr [62]

Answer:

x = ±5

Step-by-step explanation:

x² - 25 = 0

x² = 25

√x² = √25

x = ±5

Check:

5² - 25 = 0

-5² - 25 = 0

25 - 25 = 0

4 0
1 year ago
Jamal drew the function below. Which explains whether or not his function is linear?
sladkih [1.3K]

Answer:

"line" a straight line graph is always linear once the line isn't straight, it'll no longer be called a line and will never be linear anymore

8 0
3 years ago
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