Question

Simplify ( 1/2A + 1/2B )^2

Answer 1

a^2 ab b^2
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4 2 4

this is your answer

Answer 2

Notice that both A and B are multiplied by (1/2).

Thus, the given expression can be re-written as [(1/2)(A+B)]^2.

Square the (1/2) and the (A+B) separately, and then multiply together the resulting squares:

(1/4)(A^2 + 2AB + B^2)