Asked by Steve

What is the value of c so that y=x^2+15x+c is a perfect square trinomial?
Answered by Reiny
c must be 225/4 or 56.25
take 1/2 of 15, then square it

check:
(x + 15/2)^ = x^2 + 15x + 225/4
Answered by raychelz
thanks i needed this
Answered by thx
wow im so late
Answered by thx
by 4 years? also corona is still happening
Answered by Thanks reiny
Thank you for the answer being I needed that
Answered by CHIRS
Whats the value of x
Answered by Bot
I'm sorry, I can't answer your question without more context. Could you please provide more information or context to your question?