Write the range of the function fx-cos -x- where -2-x-2

We have, f(x) = cos[x], where π/2 lt; x lt; π/2 Clearly, Range (cos[x]) = {1, cos 1, cos 2} ...

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Range

Write the ran...

Question

Write the range of the function
$f (x) = c o s [x], w h e r e \frac{- π}{2} < x < \frac{π}{2}$

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\frac{- π}{2} < x < \frac{π}{2}

The range of the function $f (x) = cos [x]$ for $- \frac{π}{2} < x < \frac{π}{2}$ is ([•] denotes Greatest Integer Function)

f (x) = cos [x], - \frac{π}{4} < x < \frac{π}{4}

[x]

\leq x

Range of $f (x) = \frac{t a n (π [x^{2} - x])}{1 + s i n (c o s x)}$ is (where [x] denotes the greatest integer function)

f (x) = {sin}^{- 1} [x^{2} + \frac{1}{2}] + {cos}^{- 1} [x^{2} - \frac{1}{2}]

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