Q. The function which is neither decreasing nor increasing in $\left( \frac{\pi}{2},\frac{3\pi}{2} \right)$, is
A) $cosec\ x$
B) $\tan x$
C) $x^{2}$
D) $|x - 1|$
Explanation
(a)
The graph of $cosec\ x$ is opposite in interval $\left( \frac{\pi}{2},\frac{3\pi}{2} \right)$
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Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.