Question

The value of (a + b)
2 – (a – b)
2
is
a) 4ab
b) - 4ab
c) 2a
2 + 2b
2
d) 2a
2 – 2b
2
or
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Answer 1

Answer:

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Answer 2

The value of (a+b)^2 - 4ab =

A) (a+2b)^2

B)(a-b)^2

C)(a-2b)^2

D)(2a-2b)^2