SOLUTION: Could you help me with this problem about factoring polynomials completely x^2-49 Thank you for your time and help!

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Question 640409: Could you help me with this problem about factoring polynomials completely
x^2-49
Thank you for your time and help!
Answer by jim_thompson5910(35256) About Me  (Show Source):
You can put this solution on YOUR website!
Use the difference of squares rule

x^2-49

x^2-7^2

(x-7)(x+7)

So x^2-49 completely factors to (x-7)(x+7)