Question

ײ+5×+6=0?
???????????​

Answer 1

$D = (5)^{2} -4(1)(6)\\D = 25-24\\D = 1$

$x = \frac{-b \frac{+}{-}\sqrt{D} }{2a}$

$x1 = \frac{-5+1}{2} =\frac{-4}{2} =-2$

$x2 = \frac{-5-1}{2} =\frac{-6}{2} =-3$