8. Use the points given on each graph to write the equation for each quadratic function in the requested form. Don't forget to solve for al (9, 18) 20 Given vertex: (-2, -3) and point: (-9, 18), write the vertex form of the quadratic equation. 15 10 5 Vertex form of equation: (-2. - 3 ) b. Given zeros: 8 and , passing through (1, 42), write the factored form of quadratic equation. factored form of equation: c. Given y-intercept: 45 and zeros: 9 and -6, write the factored form of quadratic equation. factored form of equation: 97