Question

(3x + 2y)
$(3x + 2y) {}^{2}$

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Answer 1

Step-by-step explanation:

$(3x + 2y)</p><p>(3x + 2y) ^{2} \\ \\ suppose \: \: (3x + 2y) = a \\ \\ \\ a \times {a}^{2} \\ \\a ^{3} \\ \\ on \: keeping \: the \: value \\ \\ (3x + 2y) ^{3} \: \: \: \\ \\ \\ (3x) ^{3} + 3.(3x) ^{2} .2y + 3.3x.(2 {y)}^{2} +( 2y)^3 \\ \\ \\ \\ 27 {x}^{3} + 54 {x}^{2} y + 36x {y}^{2} + 8 {y}^{3}$