Question

2y^3+y^2-2y-1 factorise

Answer 1

Answer:

(2y + 1)(y^2 -1)

Step-by-step explanation:

2y^3 + y^2 - 2y -1

take common from first two terms and last two

=y^2(2y + 1) -1(2y +1)

=(2y +1)(y^2 -1)

Answer 2

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