Math, asked by swathisathyan18, 1 month ago

Find Value of (2x - 3y)3 - 18 (2x+3y)

Answers

Answered by gouravkuamrverma2
1

Answer:

(2x - 3y)3 - 18(2x + 3y)  \\  = 6x - 9y - 36x - 54y \\  = 30x - 63y \\

Answered by abhinavkr01
1

 {(2x - 3y)}^{3}  - 18(2x + 3y) \\  =  {(2x)}^{3}  -  {(3y)}^{3}  - 18xy(2x - 3y) - 36x - 54y \\  = 8 {x}^{3}  - 27 {y}^{3}  - 36 {x}^{2} y   \: + 54x {y}^{2}  - 36x - 54y

Hope It Helps :)

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