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GMAT Problem Solving (PS) | Re: If x is the least of three consecutive even integers, what is the prod

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Bunuel wrote:

If x is the least of three consecutive even integers, what is the product of these three integers in terms of x?

A. \(x^3 + 6x^2 + 8x\)

B. \(x^3 – 3x^2 + 2x\)

C. \(x^3 – 3x^2 - 2x\)

D. \(x^3 – x^2\)

E. \(x^3 – x\)


The smallest even integer is x, the next consecutive even integer is (x + 2), and the third consecutive even integer is (x + 4). We can express the product of our 3 integers as:

x(x + 2)(x + 4) = x(x^2 + 6x + 8) = x^3 + 6x^2 + 8x

Answer: A
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