1.Write 2−7i in polar coordinates on the complex plane. 2. Find (1+i)^8 using DeMoivre's theorem.

(hurry! ) which expression is equivalent to the following complex fraction?

Find the value of x that will make l ll m

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?