Math, asked by LakshithaGoel, 5 months ago

factorise by grouping
x³-27y³-9x²y+27xy²

Answers

Answered by rk611546

1

Answer:

(x-3y) (x-3y) (x-3y)

Step-by-step explanation:

x^3 - 3y^3-9xy(x-3y)

(x-3y)^3

(x-3y) (x-3y) (x-3y)

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