Suppose f(x) = 2(x + 1)2 and f(g(x)) = 2(2x + 4)2. What is g(x)? A. g(x) = x + 3 B. g(x) = x + 4 xxC. g(x) = 2x + 3 D. g(x) = 2x + 4 It's C

One side of a rectangle is 7 centimeters shorter than six times the other side. find the length of the longer side if we also know that the perimeter of the rectangle is 266 centimeters.