9+10= show work. im a kindergartner :

What is the equation of the linear function represented by the table?

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 sin(x) = 0 and cos(x) = 1, what is tan(x)?