Math, asked by zk939331zaidkhan, 8 months ago

factorise 1-27x^3
Please tell me fast

Answers

Answered by parmarthsharma

8

You can write (3 x)^3 - 1, which is obviously divisible by 3 x -1, then you obtain:

27 x^3 - 1 = (3 x -1) (9 x^2 + 3 x +1)

Answered by dantinasyiem99

2

Factories the following expansion

1+27x3

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