Factorise :-
3a^3b - 243ab^3
Answers
Answered by
1
Answer:
put this in maths not English
Answered by
2
Answer:
3ab(a+9b)(a-9b)
Explanation:
3ab(a^2-81b^2)
3ab[a^2-(9b)^2]
3ab(a+9b)(a-9b)
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