If \( \cot (x / 2)-\operatorname{cosec}(x / 2)=\cot x \), then \( x= \) (A) \( 2 n \pi \pm \frac...

Channel:
PW Solutions
Subscribers:
449,000
Published on ● Video Link: https://www.youtube.com/watch?v=rfUJoSwIsCM


Duration: 4:26
2 views
0

If \( \cot (x / 2)-\operatorname{cosec}(x / 2)=\cot x \), then \( x= \)
(A) \( 2 n \pi \pm \frac{\pi}{3} \)
(B) \( 2 n \pi \)
(C) \( 4 n \pi \pm \frac{2 \pi}{3} \)
(D) None of these
📲PW App Link - https://bit.ly/YTAI_PWAP
🌐PW Website - https://www.pw.live



Other Videos By PW Solutions


2022-11-16बेन्ज़ल एवं एथिल कार्बधनायन में से कौन-सा अधिक स्थायी है ?
2022-11-16The solution of \( \sin ^{-1} x-\sin ^{-1} 2 x=\pm \frac{\pi}{3} \) is (A) \( \pm \frac{1}{3} \)...
2022-11-16तंत्रिका ऊतक की रिपेयरिंग का कार्य करती है- (A) ग्लियल कोशायें (B) साइटोन (C) केवल एक्सोन (D) तन...
2022-11-16In each situation of Column I, a uniform disc of mass \( m \) and radius \( R \) rolls on a roug...
2022-11-16A solid cylinder of mass \( M \) and Radius \( R \) is given a linear velocity \( v_{0} \) and a...
2022-11-16If \( \int_{0}^{n \pi} f\left(\cos ^{2} x\right) d x=k \int_{0}^{\pi} f\left(\cos ^{2} x\right) ...
2022-11-16If \( a, b, c \) are three distinct positive real numbers then the number of real roots of \( a ...
2022-11-16Evaluate the following limits: \[ \lim _{x \rightarrow 0} \frac{a^{m x}-1}{b^{n x}-1}, n \neq c \]
2022-11-16समयुम्मजी एवं विषमयुमजी से आप क्या समझते हैं ?
2022-11-16How the sex determination in birds is different from the sex determination in human beings?
2022-11-16If \( \cot (x / 2)-\operatorname{cosec}(x / 2)=\cot x \), then \( x= \) (A) \( 2 n \pi \pm \frac...
2022-11-16Match the statements in Column I with those in Column I One or more matching is possible.
2022-11-16Look at the drawing given in Fig. which has been drawn with ink of uniform line thickness. The m...
2022-11-16A uniform \( \operatorname{rod} A B \) hinged about a fixed point \( P \) is initially vertical....
2022-11-16Match the columns.
2022-11-16Give an account of the circulatory, respiratory and excretory systems of grasshopper.
2022-11-16आइसोडोफियर (तुल्यांतरी नाभिक) क्या होते हैं?
2022-11-16Solve the equations: \[ (3 x-7)^{2}-(2 x-3)^{2}=(x-4)(3 x+1) \]
2022-11-16A solid sphere, a thin-walled hollow sphere, a solid cylinder, a thin-walled hollow cylinder and...
2022-11-16Find the quadratic equation whose sum of the roots of is 2 and sum of their cubes is 98 .
2022-11-16Which among the following are diamagnetic? (A) \( \mathrm{N}_{2} \) (B) \( \mathrm{N}_{2}^{2-} \...