A frisbee has a diameter of 8 inches. What is its area in terms of (pi)?

If c(x) = 4x – 2 and d(x) = x2 + 5x, what is (cxd)(x)

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?

If i have 20$ and i gave 5$ away how much i got