Ghhkgu423 Ghhkgu423 25-05-2023 Mathematics contestada Please help me solve this For the quadratic function defined, (a) write the function in the form P(x)= a(x-h)²+k, (b) give the vertex of the parabola, and (c) graph the function. P(x)=x² - 6x-7 a. P(x)= (Simplify your answer