SOLUTION: I am trying to help my son with polynomials and I am very confused. Please explain to me. A couple of the problems are these: 9x"to the second power" - 16 (answer my son h

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Question 296070: I am trying to help my son with polynomials and I am very confused. Please explain to me. A couple of the problems are these:
9x"to the second power" - 16 (answer my son has is:) (3x + 2)(3x - 2)
x"to the second power" + 14x + 49 (answer my son has is:) (x + 7)to the second power
x"to the second power" + 1/2x + 1/16 (answer my son has is:) (x + 1/4) to the second power
Thank you.
Heather Atkins
Found 2 solutions by checkley77, jim_thompson5910:
Answer by checkley77(12844)   (Show Source): You can put this solution on YOUR website!
9x^2-16 (answer my son has is:) (3x + 2)(3x - 2)
(3x-4)(3x+4) ans.
-----------------------
x^2 + 14x + 49 (answer my son has is:) (x + 7)to the second power
(x+7)^2 ans.
-----------------------
x^2 + 1/2x + 1/16 (answer my son has is:) (x + 1/4) to the second power
(x+1/4)^2 ans.
Answer by jim_thompson5910(35256)   (Show Source): You can put this solution on YOUR website!
Your son has the correct answers. Good job.
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