Question

write the formula to find roots of ax2+bx+c (a is not equal to zero)​

Answer 1

Here is your answer

.

.

.

See the below pic for clear answer

.

.

Answer 2

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