Simplify i^12

answers: - i
-1
i
1

For the following geometric sequence, find the recursive formula. {-80, 20, -5, } i need : ')

How can you tell when x and y are not directly proportional?

Which statements about the system are true? check all that apply. y =1/3 x – 4 3y – x = –7 the system has one solution. the system consists of parallel lines. both lines have the same slope. both lines have the same y–intercept. the equations represent the same line. the lines intersect.