Provide an appropriate response.
-If $y$ varies inversely as the 4 th power of $x$ and $y = 8$ when $x = - 2$, what is $y$ when $x = 0.5$ ?
A) 128
B) $- 2048$
C) 2048
D) 8

Question

Quizplus · Accepted Answer

The relationship between $y$ and $x$ is given by $y = k/x^4$, where $k$ is a constant. When $x = -2$, $y = 8$, so we can solve for $k$ using these values: $8 = k/(-2)^4$, which gives $k = 8 \times 16 = 128$. When $x = 0.5$, $y = 128/(0.5)^4 = 128/0.0625 = 2048$.

Provide an Appropriate Response yyy Varies Inversely as the 4 Th Power Of

Provide an Appropriate Response $y$ Varies Inversely as the 4 Th Power Of