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25-11-2016
Mathematics

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Simplify this expression.

12x2(3x4 - 2x)

Select one of the options below as your answer:
A. 36x6 - 2x
B. 36x6 - 24x3
C. 36x8 - 2x
D. 36x8 - 24x3

Respuesta :

MissPhiladelphia MissPhiladelphia

25-11-2016

Apply the distributive property by multiplying 12x^2 with each of those terms. Also apply the law of exponents that when both terms are multiplies, their exponents are added.

12x^2(3x^4 - 2x)
36x^6 - 24x^3

Thus the answer is B. 36x6 - 24x3

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