How to find the rate in a power function

The equation can be written in the form f(x) = a(1 + r)x or f(x) = abx where b = 1 + r. a is the initial or starting value of the function, r is the percent growth or decay rate, written as a decimal, b is the growth factor or growth multiplier.

HOPE IT HELPS

PLEASE MARK ME BRAINLIEST ☺️

Step-by-step explanation:

3×8-2×3=18