Find Where Increasing/Decreasing y=2.5(0.8)^x

$y = 2.5 {(0.8)}^{x}$

Step 1

Remove parentheses.

$y = 2.5 \cdot {0.8}^{x}$

Step 2

Graph the equation in order to determine the intervals over which it is increasing or decreasing.

Always Decreasing

Step 3