A quadratic equation has roots 3 and -2. What is the quadratic equation in standard form?
Answer: A. x² - x - 6 = 0
If the roots are r1 and r2, the quadratic equation can be formed as x² - (r1 + r2)x + (r1 * r2) = 0. Here, r1 + r2 = 1 and r1 * r2 = -6, so the equation is x² - 1x - 6 = 0.