If x^2+mx+m is a perfect square trinomial, which equation must be true?
x^2+mx+m=...
(x-1)^2
(x+1)^2
(x+2)^2
(x+4)^2

Question

If x^2+mx+m is a perfect square trinomial, which equation must be true?
x^2+mx+m=...
(x-1)^2
(x+1)^2
(x+2)^2
(x+4)^2

solomonzelman · Answer

I am thinking of, that

(m/2)^2=m
m^2=4m
m=$\large\color{black}{  \pm  }$4

solomonzelman · Answer

have further questions, please ask...

anonymous · Answer

No that was my last question. Thanks for helping me so much today.

solomonzelman · Answer

I just want to verify your answers, although I am pretty much sure that you are smart, even though that the fact that you are a girl is debatable.

solomonzelman · Answer

answer, not answers. **

solomonzelman · Answer

which option did you pick?

anonymous · Answer

complete the square and you want the constant to be 0

solomonzelman · Answer

it doesn't matter what would the other side be in this case. we are just looking for "m" that would be making a perfect square trinomial (on the left hand side)