Saved Bookmarks
| 1. |
If root are 4 and -5 then create quadratic equation |
|
Answer» ong>Given : root are 4 and -5 To Find : CREATE QUADRATIC equation Solution: root are 4 and -5 quadratic equation = (x - 4)(x - (-5)) = (x - 4)(x + 5) = x² + 5X - 4x - 20 = x² + x - 20 Method 2 root are 4 and -5 Sum of roots = - 1 product of roots = - 20 Equation x² - (sum of roots)x + Product of roots = 0 => x² - (-1)x + (-20) = 0 => x² + x - 20 = 0 x² + x - 20 is required quadratic equation Learn More: find the value of K for which the quadraic equation 2 X square + kx + ...
|
|