Browse by Stream
QnA
Home
QnA
Go To Your Study Dashboard

Get Answers to all your Questions

header-bg qa
  • Home
  • School
  • Explain solution RD Sharma class 12 chapter 9 Differentiability exercise Fill in the blanks question 8 maths

Explain solution RD Sharma class 12 chapter 9 Differentiability exercise Fill in the blanks question  8 maths

Answers (1)

Answer: 2       

Hint: Substitute -1 in the function after differentiating w.r.t x.

Given:

Solution:

\begin{aligned} &f(x)=y=\left\{\begin{array}{l} x^{2}, x \geq 0 \\ -x^{2}, x<0 \end{array}\right\} \\\\ &f^{\prime}(x)=\left\{\begin{array}{l} 2 x, x \geq 0 \\\\ -2 x, x<0 \end{array}\right\} \\\\ &f^{\prime}(-1)=-2(-1)=2 \end{aligned}

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

CIC asks CBSE to disclose tender process for exam answer sheet procurement under RTI Act
anam-khan

CBSE 10th Second Board Result 2026 LIVE: Class 10 session 2 scores soon at cbse.gov.in; passing marks
anam-khan

Delhi HC refuses to direct reopening of CBSE class 12 re-evaluation portal

Latest Question