Simplify to positive exponents(4^-4)^2A. 4^12B. 1/4^8C. 4^3D. 1/4^4

Line u passes through points (-52, -18) and (-29, 53). line v passes through points (90, 33) and (19, 56). are line u and line v parallel or perpendicular?

If (x + 8) is a factor of f(x), which of the following must be true? both x = –8 and x = 8 are roots of f(x). neither x = –8 nor x = 8 is a root of f(x). f(–8) = 0 f(8) = 0

What is the perimeter of a rectangle if the length is 5 and the width is x?