Math, asked by goutamdas58, 11 months ago

Factorise by grouping method
5. a3 + a - 3a2 – 3

Answers

Answered by Blue14

72

a³+a-3a²-3

=a(a²+1)-3(a²+1)

=(a²+1)(a-3)

Answered by daxapatel5081

20

Here is the solution

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