Browse by Stream
QnA
Home
QnA
Go To Your Study Dashboard

Get Answers to all your Questions

header-bg qa
  • Home
  • School
  • Please solve RD Sharma class 12 chapter 10 Differentiation exercise Very short answers question 9 maths textbook solution

Please solve RD Sharma class 12 chapter 10 Differentiation exercise Very short answers question 9 maths textbook solution

Answers (1)

Answer:

The answer of the given question will be -1.

Given:

\text { If } \pi \leq x \leq 2 \pi \text { and } y=\cos ^{-1}(\cos x) \text { find } \frac{d y}{d x}

Hint:

\pi \leq x \leq 2 \pi

Solution:  

\begin{aligned} &y=\cos ^{-1}(\cos x)=(2 \pi-x) \\\\ &\frac{d y}{d x}=\frac{d}{d x}(2 \pi-x) \\\\ &=-1 \end{aligned}

So the answer of  \frac{d y}{d x}=-1

 

Posted by

infoexpert26

View full answer

Crack CUET with india's "Best Teachers"

  • HD Video Lectures
  • Unlimited Mock Tests
  • Faculty Support
cuet_ads

Similar Questions

Trending Articles/News

anam-khan

Iran-Israel War: CBSE cancels Class 12 board exams in 7 Middle East countries; result formula to be announced
anam-khan

CBSE 2026 Paper LIVE: Class 12 Hindi exam over; question paper analysis, answer key soon
anam-khan

CBSE Class 12 English Paper Analysis: Questions easy, ‘student-friendly’; can 'score above 90%'

Latest Question