SOLUTION: Which of the following polynomials is NOT a perfect square trinomial? x2 + 2x + 1 4x2 - 4x + 1 x2 + 3x + 9 16x2 + 8x + 1 all of them are perfect square trinomials

Algebra ->  Rational-functions -> SOLUTION: Which of the following polynomials is NOT a perfect square trinomial? x2 + 2x + 1 4x2 - 4x + 1 x2 + 3x + 9 16x2 + 8x + 1 all of them are perfect square trinomials       Log On


   

Question 58251: Which of the following polynomials is NOT a perfect square trinomial?
x2 + 2x + 1
4x2 - 4x + 1
x2 + 3x + 9
16x2 + 8x + 1
all of them are perfect square trinomials

Answer by faceoff57(108) About Me  (Show Source):
You can put this solution on YOUR website!
x2 + 2x + 1
(X+1)(X+1)
4x2 - 4x + 1
(2X-1)(2X-1)
16x2 + 8x + 1
(4X+1)(4X+1)
x2 + 3x + 9 IS NOT A PERFECT SQUARE.