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Factorise: (Factorisation of cubic polynomial) 2y³+ y² – 2y-1(Guys help I have exam in few hours)​

Answer»

Answer:

y+1 will be the factor

Step-by-step EXPLANATION:

y+1 =0

y= -1

2(-1)3+(-1)2-2(-1)-1

= -2 +1 +2 -1

= -3 +3

=0

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