Rewrite the function f(x)=0.125
x
3
in the form f(x)=a(1+r)x. What are the values of a and r?
Write your answers as whole numbers, decimals, or simplified proper or improper fractions.
a=
r=
Now use your answers to complete the sentence.
When x increases by 1, the function
by
1 answer
When x increases by 1, the function f(x) increases by a factor of a(1+r).