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Factorise completely: 9+35x-4x^2​
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5 votes
Factorise completely: 9+35x-4x^2​

User Heycosmo
by
5.0k points

1 Answer

4 votes

Answer:

- (4x+1) (x-9)

Explanation:

-4x^2+35x+9

Factor out the 1:

-(4x^2-35x-9)

Factor:

-(4x+1)(x-9)

User Allen Gingrich
by
5.3k points
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