factorise the following 8ab²−18a
Answers
Answered by
2
Answer:
2a (4b^2 - 9) is your answer
Answered by
4
Answer:
8ab²-18a
Step-by-step explanation:
8ab²-18a
=2a(4b²-9)
=2a[(2b)²-(3)²]
=2a(2b+3)(2b-3)
=(4ab+6a)(2b-3)
=8αb²-12ab+12ab-18a
=8ab²-18a(Ans)
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