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If the roots of the equation (a2 + b2 ) x 2 – 2(ac + bd) x + (c2 + d2 ) = 0 are equal, prove that a/b =c/d

Posted by Selma Ussan 6 years, 10 months ago

CBSE > Class 10 > Mathematics

1 answers

Kirti Dhillon 6 years, 10 months ago

Do with formula of D = b2 -4ac , also D=0 because root are equal ..

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CBSE > Class 10 > Mathematics