Math, asked by PriyamPandey0416, 2 months ago

We should subtract a ²-ab+b²
from dash
to get ab-a²-b²?

Answers

Answered by saisrujan1290

1

Answer:

= a²+2ab+b²-2ab

= a²+b²

=> LHS = RHS

Therefore, hence proved!

(ii). a²+b² = (a-b)² + 2ab

= a²-2ab+b²+2ab

=> LHS = RHS

Therefore, hence proved!

Hence, a²+b² = (a+b)² - 2ab

'OR'

a²+b² = (a-b)² + 2ab

Thank you. ☺️

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