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How do I factor this trinomial

x 2 + 13x + 36

needmathhelp  Apr 6, 2017
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 #1
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x^2 + 13x + 36

 

We're looking for two numbers that sum to 13 and multiply to 36

 

9 and 4 seem to work.......so we have

 

(x + 9) ( x + 4)

 

 

cool cool cool

CPhill  Apr 6, 2017

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