SOLUTION: Which of the following values of k makes the polynomial; x^{2}+9x+k ; a perfect square? 1:81/2 2:81/4 3:81 4:2/81

Algebra ->  Polynomials-and-rational-expressions -> SOLUTION: Which of the following values of k makes the polynomial; x^{2}+9x+k ; a perfect square? 1:81/2 2:81/4 3:81 4:2/81      Log On


   

Question 962951: Which of the following values of k makes the polynomial; x^{2}+9x+k ; a perfect square?
1:81/2
2:81/4
3:81
4:2/81
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
Take half of nine and square it.