Question

I can't figure out the answer to this:

What is the least common multiple, LCM, of the two polynomials?: (x + 3) and (x2 - 9)

A. (x - 3)(x + 3)
B. (x + 3)
C. (x - 3)
D. 3

Answer 1

Let's expand all.

(x+3) and (x2 - 9)
(x+3) and (x - 3)(x + 3)

Answer 2

Now what's the LCM?

Answer 3

3?

Answer 4

oh no x+3?

Answer 5

NO. lol

think more.

Answer 6

oh no (x-3)(x+3)

Answer 7

Perfect. you get a medal. ;)

Answer 8

lol thnks so do u.