if (a+b)²=2a²+2b² show that a=b
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Answered by
5
Answer:
(a+b)²=a²+b²+2ab
But given: (a+b)²=2a²+2b²
therefore; a²+b²+2ab= 2a²+2b²
2ab= 2a²-a²+2b²-b²
2ab=a²+b²
a²+b²-2ab=0
(a-b)²=0
a-b=0
a=b
Answered by
0
Answer:
a=b is a right answer and square to square is cancel out
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