factorise: a³+a-3a²-3
Answers
Answered by
2
Answer:
(a^2+1)(a-3)
Step-by-step explanation:
a^3+a-3a^2-3
=a(a^2+1)-3(a^2+1)
=(a^2+1)(a-3)
Answered by
2
Answer:
Refer to the attached image...
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