The function f(x) = cos x is strictly decreasing in:
Answer & explanation
Correct answer: option 4
The correct answer is Option (4) → $(0, \pi)$
$f(x) = \cos x$ [Given]
$∴y=\cos x$ is strictly decreasing between $(0, \pi)$.
The function f(x) = cos x is strictly decreasing in:
Correct answer: option 4
The correct answer is Option (4) → $(0, \pi)$
$f(x) = \cos x$ [Given]
$∴y=\cos x$ is strictly decreasing between $(0, \pi)$.