What is 10∠ 30 + 10∠ 30? answer in polar form. note that the angle is measured in degrees here. to enter a complex number in polar form ( a ∠ b), c?

If 3x+8=3x+8 is it one solution or no solution

The lengths of all sides of a triangle are integers when measured in decimeters. one of the sides has length of 1 dm and another of 3 dm. find the perimeter of the triangle.'

Frank is lending $1,000 to sarah for two years. frank and sarah agree that frank should earn a real return of 4 percent per year. instructions: a. the cpi (times 100) is 100 at the time that frank makes the loan. it is expected to be 113 in one year and 127.7 in two years. what nominal rate of interest should frank charge sarah?