Question

Is 9a2 − 30a + 25 a perfect square trinomial? If so, what are the factors?

Answer 1

yup
\[a^2-2ab+b^2=(a-b)^2\]
\[(3a)^2-2(3a)(5)+(5)^2=youranswer\]

Answer 2

My test has four different options I'll copy and paste them