Are the following 2x2 matrices inverses or not?
1 ㅔ
1 2 & 0 1
30
2 -1

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?

Check all that apply. f is a function. f is a one-to-one function. c is a function. c is a one-to-one function.

Fill in the table with whole numbers to make 430 in five different ways