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Check whether the following are quadratic equations:(i)(x+1)^2=2(x-3)

Posted by Shubham Karmi 3 years, 8 months ago

CBSE > Class 10 > Mathematics

1 answers

Simran :) 3 years, 8 months ago

(x+1)^2 =2(x-3)... x^2 +1 + 2×x×1 = 2x - 6 x^2 +2x-2x+1+6 =0 x^2+0x+7=0 so ,it is a quadratic equation as a=1,b=0 nd c=7

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CBSE > Class 10 > Mathematics