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how do I factor this trinomial

x 2 + 13x + 36

needmathhelp  Apr 7, 2017
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 #1
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answer: (x + 9) (x + 4)

Snappingtunic99  Apr 7, 2017
 #2
avatar+6681 
+2

how do I factor this trinomial

x² + 13x + 36

 

\( x^ 2 + 13x + 36\\=x^2+9x+4x+36\\=x(x+9)+4(x+9)\)

 

\(=(x+9)(x+4)\)

 

laugh  !

asinus  Apr 8, 2017

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