Question

If possible, factor 225x2 - 9y?

A)
(25x + 3y)(9x - 3y)
B)
(25x + y) (9x - y)
(15x + 3y)(15x – 3y)
D)
cannot be factored

Answer 1

cannot be factored

Explanation:

the only thing you can do is factor out the 9

Answer 2

D.

Explanation:

The only thing you can do this this expression is factor out a 9 (GCF). That would give you 9(25x² - y). None of those answer choices have that, so your answer is D.