LillianiE452892 LillianiE452892

30-10-2022
Mathematics

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3. Which of the following represents the expression 9x^3 – 12x^2 factored completely?(A) 9x^2(x-12)(B) 3(3x^3-4x^2)(C) 3x^2(3x-4)(D) 3x^3(3-4x)

Respuesta :

NiamA423183 NiamA423183

30-10-2022

c

Question

9x^3 - 12x^3

Solution

The highest common factor (HCF) of 9x^3 - 12x^2 is 3x^2

factoring out we have

[tex]3x^2(\frac{9x^{3^{}}}{3x^2}\text{ - }\frac{12x^2}{3x^2})[/tex]

= 3x^2 ( 3x - 4)

option C

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