Math, asked by rohitroy85, 1 year ago

$x {}^{3} - 7x {}^{2} + 7x - 1$
find factorise

Answers

Answered by vivo1726

0

trick....

factors of 1 is 1

substitute 1 instead of x

(1)³-7(1)²+7(1)-1

= 1-7+7-1

= 8-8 = 0

hope it help you

rohitroy85: thanks

vivo1726: u r welcome

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