(a+b)²+(a-b)² =
2ab
2(a²+b²)
4ab
2(a²-b²)
Answers
Answered by
1
Answer:
2(a^2+b^2)
Step-by-step explanation:
Here by using
a^2+b^2+2ab+a^2+b^2-2ab
2(a^2+b^2)
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