The table describes the quadratic function h(x). x h(x) −3 1 −2 −2 −1 −3 0 −2 1 1 2 6 3 13 What is the equation of h(x) in vertex form? h(x) = (x − 1)2 + 1 h(x) = (x − 1)2 + 3 h(x) = (x + 1)2 − 1 h(x) = (x + 1)2 − 3