Thursday 12 September 2013

linear functions

let f be a linear function such that f(6) - f(2) = 12,
then compute f(12) - f(2) = 
at

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Define \(f: \mathbb{R} \rightarrow \mathbb{R}\) by \[f(x)= \begin{cases}(1-\cos x) \sin \left(\frac{1}{x}\right), & x \neq 0 \\ 0, &a...