I know how the answer is computed but not sure why. Why (a+b)^2 is done in this?
I did the following way:
[2^(4-1)]^2==> [2^3]2 ==> 2^6
Hence 2^6/2=2^5.
But that is not the correct answer?
I did the following way:
[2^(4-1)]^2==> [2^3]2 ==> 2^6
Hence 2^6/2=2^5.
But that is not the correct answer?
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