Question

factorize y^3+y^2-y-1​

Answer 1

Just have simple rearrangements and in last use the formula of a^2 - b^2 = ( a + b ) ( a - b ).

Then, we got our answer as ( y + 1 ) ( 1 - y ) ( -1 - y ).

Hope so it helps you and adjust with my handwritting .

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