Question

if the quadratic equation ax²+bx+c=0 has two equal roots then C is

Answer 1

Hey

Given equation :-

• ax² + bx + c = 0

• It has equal roots .

To find :-

♦ The value of C .

Solution :-

equation = ax² + bx + c = 0

It has equal roots .

So ,

D = 0

b² - 4ac = 0

b² = 4ac

=> 4 a c = b²

=> c = b² / 4a

So ,

the value of c is :-
b² / 4a

thanks :)