Friday, 20 August 2021

If the maximum and minimum values of sin6⁡x+cos6⁡x, as x takes all real values, are a and b, respectively, then a−b equals
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Define f:R→R by \[f(x)= \begin{cases}(1-\cos x) \sin \left(\frac{1}{x}\right), & x \neq 0 \ 0, ...