Question

Is this a trinomial square?
y^2+6y+9

Answer 1

(y + 3)^2

Answer 2

yes it is
\[(y+3)^2\]

Answer 3

ishaan i didn't recognize you!

Answer 4

Yes this is a perfect square trinomial since \[y^2+6y+9=(y+3)^2\]

Answer 5

recognize
\[a^2+2ab+b^2\] as
\[(a+b)^2\]
in this case
\[a=y, b=2, 2ab=6y\]