Thread: Could be easy, but I am stumped.
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Old November 13th, 2007, 11:33 PM
jabroni1212 jabroni1212 is offline
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Default Could be easy, but I am stumped.
If f(x)=3x^2-\frac{8}{x '}\ , find the positive value of x for which f(x+1)-f(x) is least.

I don't think I have ever seen a function with x' mixed up in there and I can't seem to even get started. Thanks in advance for any help.
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