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Posted by **Sarah** on Wednesday, December 19, 2012 at 6:09am.

Factorise

(x+4)(3x^2-11x+6)

- math -
**Praphul**, Wednesday, December 19, 2012 at 9:00am(x+4)(3x^2-11x+6) You need to factorise 3x^2-11x+6 .Sum of the numbers should be equal to -11x and product should be equal to 18x^2.It is -9x and -2x

(x+4)(3x^2-9x-2x+6)

(x+4)[(3x(x-3)-2(x-3)]

(x+4)(3x-2)(x-3)

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