Question

solve the equation 2x^2 + 14x + 9 =0​

Answer 1

SOLUTION

2x² + 14x + 9 = 0

a = 2

b = 14

c = 9

$x = \sf \dfrac{b ± \sqrt{ {b}^{2} - 4ac} }{2a}$

x = $\sf\dfrac{14 ± \sqrt{{14}^2 - 4×2×9}}{2×2}$