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Factorise fully 9x^2-9
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8 votes
Factorise fully 9x^2-9

User Liat
by
3.5k points

2 Answers

9 votes

Answer:

180

Explanation:

User Tanatos
by
3.2k points
10 votes
9(x^2-1) or 9(x-1)(x+1)
User Pratski
by
4.2k points
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