Question

What number should be added to the expression x^2+6x to change it into a perfect square trinomial?
3
6
9
12

Answer 1

i have never heard of this sorry

Answer 2

Its ight

Answer 3

My guess would be 3 but, I haven't done this in a while. Hang on. Don't keep that as an answer

Answer 4

Thats what I thought, just wanted to make sure
THx u

Answer 5

That is correct, actually

Answer 6

Thx u
Help with 4 more??

Answer 7

Lol. Chop the 6 in half and square it? Right?

Answer 8

Let me see? I'm rusty at this, Lol

Answer 9

Yes. It is completing the square

\(\large(\frac{b}{2})^2\)

Answer 10

Thx u

Answer 11

No problem Maggie