Question

The two adjacent sides of a rectangle are:
$5 {a}^{2} - 3 {b}^{2} and {a }^{2} + 2ab \\ \: find \: the \: perimeter$
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Answer 1

Answer:

6a×a - 3b×b + 2ab

answer 6a^2 - 3b^2 + 2ab