the value of (a+b)²+(a-b)² is _____
Answers
Answered by
0
Answer:
a^2-b^2
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Answered by
1
Answer:
2(a²+b²)
Step-by-step explanation:
a² + b² + 2ab + a² + b² - 2ab
= 2a²+2b²
= 2(a²+b²)
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