Add the following polynomials. Write answer in descending powers of x.

What is the value of x in the following equation. -x ^3/2 = -27

Consider the function f(x)=-5x+3 what is f(-2)

Angle xyz is formed by segments xy and yz on the coordinate grid below: a coordinate plane is shown. angle xyz has endpoints at 3 comma negative 1 and 6 negative 2 and 3 comma negative 3 and measures 36.87 degrees. angle xyz is rotated 270 degrees counterclockwise about the origin to form angle x′y′z′. which statement shows the measure of angle x′y′z′?