SOLUTION: 1. Find k to make this trinomial a perfect square:
xsquare + 3x + k
Thank you very much for your help. I am lost with this homework.
Algebra.Com
Question 230966: 1. Find k to make this trinomial a perfect square:
xsquare + 3x + k
Thank you very much for your help. I am lost with this homework.
Answer by user_dude2008(1862) (Show Source): You can put this solution on YOUR website!
take half of x-coefficient 3 ----> (1/2)(3)=3/2 and square it: (3/2)^2=9/4 this is k
Answer: 
---> 
is a perfect square
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