Question
$(a + b)^2- 2ab =$___________ $+$ ____________
✓
Answer
$(a + b)^2- 2ab =$ $ a^2+ b^2$
Solution:
We have,$(a+b)^2-2 a b=a^2+b^2+2 a b-2 a b=a^2+b^2$
Solution:
We have,$(a+b)^2-2 a b=a^2+b^2+2 a b-2 a b=a^2+b^2$
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