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December 21, 2014

December 21, 2014

Posted by **victor** on Tuesday, January 11, 2011 at 8:48pm.

i do not know how to type the 9x and the little x over the 2 ( to the x power ) thank you for your help.

- algebra -
**Reiny**, Tuesday, January 11, 2011 at 9:10pmso you mean

9^(2x) + 9x + 2 ?

if so, ....

let 9^x = y

then your expression becomes

y^2 + y + 2

which does not factor, so the original does not factor.

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