Math, asked by sparsh4598, 6 months ago

Factorise 27a³-27b³-a+b

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Answered by mohit762161

0

Step-by-step explanation:

Factorise:

27a³-27b³-a+b

= 27a²(a - b) - 1(a - b)

= (27a² - 1)(a - b)

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