Question

x²+2x - 12 = 0 find the values of (x)​

Answer 1

FORMULA :

$ax {}^{2} + bx + c = 0$

$b {}^{2} - 4ac$

$x = - b \binom{ + }{ - } \sqrt{b {}^{2} } - 4ac \\ \frac{}{2a}$