Saved Bookmarks
| 1. |
Make a quadratice equalan 3,-7 |
|
Answer» Answer: Step-by-step explanation: Make a quadratic EQUATION with roots 3,-7 Method 1 Quadratic equation = (x-3)(x+7)= x²+4x-21 Method 2 Sum of roots = 3-7 = -4 = (coefficient of x/coefficient of x²) Product of roots = 3(-7) = -21 = (coefficient of CONSTANT term/coefficient of x²) Assume coefficient of x² = 1 Quadratic equation = x²+4x-21
|
|