Question 622722
the value of the expression x^4-17x^3+17x^2-17x+17 at x =16 is ????
I know substitution but it consumes lot of time some shortcuts please. 
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There's no shortcut to my knowledge.
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If you want to evaluate a function at several points, make an Excel sheet.
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You can dl FREE graph software at
http://www.padowan.dk
that will graph the function and will evaluate it at any point, too.
Using that, f(16) = 1