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Find the constant of variation for the relation and use it to write an equation for the statement. Then solve the equation.

a.
c.
If y varies directly as x and z, and Y =4 when x = 0 andz = 1, find y when x = 7 and 2 = 4.
8
224
Ya
-42
3
2
b.
3
d.
56
y=-
xz
V
3
v=xz; y(7,4) – ? 22 |
42 (7.4 از بدلا
(
Please select the best answer from the choices provided
A
oc

Find the constant of variation for the relation and use it to write an equation for-example-1

1 Answer

6 votes

Answer:

The answer is D

Explanation:

Y = KXZ

4 = 6*1 *K

K = 4/6 = 2/3

SO, Y = 2/3 * X*Z

Y = 2/3 * 7 * 4

Y = 2/3 * 28

Y = 56 /3

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