Question 1163256
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*[tex \LARGE \ \ \ \ \ \ \ \ \ \ d\ =\ rt]


*[tex \LARGE \ \ \ \ \ \ \ \ \ \ 3\(r_1\ +\ r_2\)\  =\ 87]


*[tex \LARGE \ \ \ \ \ \ \ \ \ \ 3\(r_1\ -\ r_2\)\ =\ 9]


Solve the 2X2 system for *[tex \Large r_1] and *[tex \Large r_2]
								
								
John
*[tex \LARGE e^{i\pi}\ +\ 1\ =\ 0]
My calculator said it, I believe it, that settles it
<img src="http://c0rk.blogs.com/gr0undzer0/darwin-fish.jpg">
*[tex \Large \ \
*[tex \LARGE \ \ \ \ \ \ \ \ \ \  
								
{{n}\choose{r}}
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