What is the expansion of the series (xy + 2)2?
Posted: Wed Jul 13, 2022 8:10 pm
a) x2 + y2 + 4
b) xy2 + 4 +2xy
c) x2y2 + 2xy + 4
d) x2y2 + 4xy + 4
b) xy2 + 4 +2xy
c) x2y2 + 2xy + 4
d) x2y2 + 4xy + 4
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