Question

Is the function `f(x) = 4^-x` increasing or decreasing?

Answer 1

decreasing

Explanation:

Given: `f(x) = 4^-x`

From the graph you can see that the function is decreasing as it moves from left to right.

Graph of `f(x) = 4^-x`:

graph{4^-x [-5, 10, -2, 10]}