Use compositions to determine if the functions below are inverses of each other?*
f(x) = 5x & F-1(x) = x
Yes
No

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?

2.5 milligrams is equivalent to how many grams

Which is f(5) for the function –2x2 + 2x - 3?