One side of a square is 3x + 2. Which expression represents the perimeter? 4(3x + 2)
2(3x + 2)
(3x + 2)2

The graph of f(x) is obtained by reflecting the graph of f(x)=-3|x| over the x-axis. which equation describes f(x)? a) f(x)=3|x| b) f(x)=|x+3| c) f(x)=-3|x| d) f(x) = - |x+3|