Write an equation to describe the variation. Use k for the constant of proportionality.
-a varies directly ay as $z ^ { 4 }$
A)a = k $k z ^ { 4 }$
B)a = $\frac { \mathrm { k } } { \mathrm { z } ^ { 4 } }$
C)z = $\frac { k } { a ^ { 4 } }$
D)z = k $\mathrm { ka } ^ { 4 }$

Question

Quizplus · Accepted Answer

The correct equation for a varying directly as $z^4$ is $a = kz^4$, where $k$ is the constant of proportionality.

Write an Equation to Describe the Variation z4z ^ { 4 }z4

Write an Equation to Describe the Variation $z ^ { 4 }$