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April 18, 2014

April 18, 2014

Posted by **Anonymous** on Thursday, January 13, 2011 at 3:24pm.

please explain to me how to come about this!

thanks!

- MATH!!!!! -
**Reiny**, Thursday, January 13, 2011 at 5:05pm(a+b)^1 has 2 terms

(a+b)^2 has 3 terms

....

(a+b)^15 has ----- terms.

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