Math, asked by lipikadaslipikadas94, 1 month ago

$(2x + 3y)^ - 81z^$
(2x + 3y)^ - 81z^.

Answers

Answered by Anushkas7040

0

Answer:

$(2x+3y-9y)(2x+3y+9y)$

Step-by-step explanation:

${(2x+3y)}^{2}-81z^{2} \\=> {(2x+3y)}^{2}-{(9z)}^{2}\\=>[(2x+3y)-9y][(2x+3y)+9y]\\=>(2x+3y-9y)(2x+3y+9y)$

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