Question

If 2 ( a² + b² ) = ( a + b )² then show that a = b .​

Answer 1

Step-by-step explanation:

Given that

2 ( a² + b² ) = ( a + b )²

===> 2a² + 2b² = a² + 2ab + b²

===> 2a² + 2b² - a² + 2ab - b² = 0

===> a² + b² - 2ab = 0

( a - b )² = 0

( a - b ) = 0

a = b

Hence proved .

Answer 2

Step-by-step explanation:

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