Question

Evaluate the following by using suitable identities a) (3
$(3x + 2y)$
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Answer 1

Answer:

Evaluate = 3 ( 3x + 2y ) ( etx ) ²

Expand = 9 ( et ) ² x ³ + 6y ( etx ) ²

Factor = 3e² ( 3x + 2y ) t ² x ²