A stretch by a factor of 2 for the exponential growth function f(x)
occurs when a=
A stretch by a factor of 1
for the exponential decay function f
occurs when a =
A shrink by a factor of
for the exponential growth function f(x)= a(7)* occurs when a=
A shrink by a factor of
for the exponential decay function f(x)= a la
occurs when a =
.

Samantha is growing a garden in her back yard. she spend $90 setting up the garden bed and buying the proper garden supplies. in addition, each seed she plants cost $0.25. a. write the function f(x) that represents samantha's total cost on her garden. b. explain what x represents. c. explain what f(x) represents. d. if samantha plants 55 seeds, how much did she spend in total?