SOLUTION: Simplify (4x^3-36x)/(2x^2+6x)

SOLUTION: Simplify (4x^3-36x)/(2x^2+6x)

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Question 302219: Simplify (4x^3-36x)/(2x^2+6x)
Answer by london maths tutor(243) (Show Source): You can put this solution on YOUR website!
factorise 4x^3 - 36x = 4x(x^2 - 9) = 4x(x+3)(x-3)
factorise (2x^2+6x)= 2x(x+3)
The fraction becomes:

cancel out "2x" and "x+3"
= 2(x-3)

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