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(7x+5)(7x+5)

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(7x+5)(7x+5)

Posted by Chhavi Kaim 6 years, 11 months ago

CBSE > Class 08 > Mathematics

2 answers

Tanuja Ingle 6 years, 11 months ago

(A+B)^2= a^2+2ab+b^3. (7x+5)^2= 7x^2+2×7x×5+5^2 49x^2+70x+25

1Thank You

Yogita Ingle 6 years, 11 months ago

(7x + 5) (7x + 5)
= 7x (7x + 5) + 5(7x + 5)
= 49x² + 35x + 35x + 25
= 49x² + 70x + 25

0Thank You

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CBSE > Class 08 > Mathematics