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If root of ax2+ bx+ c = 0 be equal then the value of c is what

Posted by Shivangi Singh 6 years, 5 months ago

CBSE > Class 10 > Mathematics

2 answers

Shivangi Singh 6 years, 5 months ago

Thanks

0Thank You

Sana Kauser 6 years, 5 months ago

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 = b² / 4a

1Thank You

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CBSE > Class 10 > Mathematics