Browse by Stream
QnA
Home
QnA
Go To Your Study Dashboard

Get Answers to all your Questions

header-bg qa
  • Home
  • School
  • Provide Solution For R.D. Sharma Maths Class 12 Chapter 28 The Plane Exercise 28.13 Question 10 Sub Question 2 Maths Textbook Solution.

Provide Solution For  R.D. Sharma Maths Class 12 Chapter 28 The Plane Exercise 28.13 Question 10 Sub Question 2 Maths Textbook Solution.

Answers (1)

\mathrm{L}=3, \mathrm{~m}=4, \mathrm{n}=2, \mathrm{a}=1, \mathrm{~b}=-1 and \; \mathrm{c}=1

                \begin{aligned} &\sin \theta=\frac{1 \times 3+(-1) \times 4+1 \times 2}{\sqrt{\left(1^{2}+(-1)^{2}+1^{2}\right)} \sqrt{3^{2}+4^{2}+2^{2}}} \\ &\sin \theta=\frac{1}{\sqrt{3} \sqrt{29}} \\ &\theta=\sin ^{-1} \frac{1}{9.32} \end{aligned}

Mention sin inverse 1/87

Posted by

infoexpert21

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

CBSE reminds schools to submit registration data of Class 9, 11 students by October 16
anam-khan

CBSE reopens online portal for submission of LOC for Class 10, 12 board exams 2026; submit forms by Oct 8
anam-khan

CBSE private candidates challenge cancellation of post-Class 12 additional subject exam in Delhi HC

Latest Question