( a – b )2 + ( a + b )2 – ( a + b )( a – b ) =______ – McqOptions

MCQOPTIONS

1.	( a – b )2 + ( a + b )2 – ( a + b )( a – b ) =______
A.	3a2 + b2
B.	a2 + b2
C.	a2 + 3b2
D.	2a2 + 2b2
Answer» D. 2a2 + 2b2

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