The function f x -cos x isA- Strictly decreasing on 0-2 -B- Strictly increasing on - 2 -C- Strictly decreasing on 0 -D- Strictly decreasing on - 2 -

The correct option is C Strictly decreasing on (0 π) ...

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Question

The function f(x) = cos x is

Strictly decreasing on (0 π)

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Strictly decreasing on (0, 2π)

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Strictly decreasing on (π, 2π)

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Strictly increasing on (π, 2π)

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Similar questions

Prove that function f given by $f (x) = l o g (c o s x)$ is strictly decreasing on $(0, \frac{π}{2})$ and strictly increasing on $(\frac{π}{2} π)$ .

Prove that the function f given by f(x) = log sin x is strictly increasing on and strictly decreasing on

Prove that the function f given by f(x) = log cos x is strictly decreasing on and strictly increasing on

f

f (x) = log cos x

(0, \frac{π}{2})

(\frac{π}{2}, π)

f

f (x) = log sin x

(0, \frac{π}{2})

(\frac{π}{2}, π)

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