a. Use the quadratic equation to find the zeros of the function. b. Average the zeros to find the x-coordinate of the vertex of the parabola. y= x- - 2x - 8a. Use the quadratic equation to find the zeros of the function. b. Average the zeros to find the x-ceerdinate of the vertex of the parabola. y = 27x2 + 33x 20 Suppose a parabola has the x-intercepts (2, 0) and (8, 0). a. Write the quadratic function as a product of two factors. b. Multiply the factors to write the quadratic function in y = ax + bx + c form