Question

Alan, Bill, and Charlie are brothers. Bill is x years old, Alan is 1 year younger, and Charlie is 1 year older. The expression that correctly shows the PRODUCT of the boys' ages is A) x3 B) 3x3 C) x3 + x D) x3 - x

Answer 1

It is D) x3 - x

Explanation:

X by itself represents Bill's age.

But X to the third power is representing Charlie and Alan's age together.

Hope this helps. :3

Answer 2

B = x
A = x - 1
C = x + 1

the product .....this means multiply
(x)(x - 1)(x + 1) =
x(x^2 - 1) =
x^3 - x <====