SOLUTION: 16. Find the value of n such that x2 + 2x + n is a perfect square trinomial. 4 –1 1 2

Algebra ->  Quadratic Equations and Parabolas -> SOLUTION: 16. Find the value of n such that x2 + 2x + n is a perfect square trinomial. 4 –1 1 2      Log On


   

Question 242617: 16. Find the value of n such that x2 + 2x + n is a perfect square trinomial.
4
–1
1
2
Answer by rapaljer(4671) About Me  (Show Source):
You can put this solution on YOUR website!
x^2 +2x+n

Take half of the 2, and square. The final answer is ADD 1.

Dr. Robert J. Rapalje, Retired
Seminole State College of Florida
Altamonte Springs Campus