find range of $\displaystyle f(\theta) = \sin^8\theta+\cos^{14}\theta$ for $\displaystyle \theta \in [0,\pi]$
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Originally Posted by jacks find range of $\displaystyle f(\theta) = \sin^8\theta+\cos^{14}\theta$ for $\displaystyle \theta \in [0,\pi]$ Hint: If $\displaystyle -1\le T\le 1$ then $\displaystyle 0\le T^2\le 1$.
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