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 22 Algebra of Vectors Exercise 22.2 Question 5 Maths Textbook Solution.

Provide Solution For  R.D.Sharma Maths Class 12 Chapter 22 Algebra of Vectors  Exercise 22.2 Question 5 Maths Textbook Solution.

Answers (1)

Answer:

  1. True
  2. False
  3. False

Hint:

use vector algebra.

Given :

 \vec{a},\vec{b} are two vectors.

Solution

        (i) \; \; \; \; \; \; \: \: \: \vec{a}=-\vec{b}

|\vec{a}|=|\vec{b}|

\vec{a}=-\vec{b}

|\vec{a}|=|-\vec{b}|

    |\vec{a}|=|-||\vec{b}|

|\vec{a}|=1 \cdot|\vec{b}|

|\vec{a}|=|\vec{b}|

(i)\: \: \: \: \: Is \; \; \; true

(ii) \quad|\vec{a}|=|\vec{b}|=\vec{a}=\pm \vec{b}

                       

(ii)\: \: is \: \: false

(iii) \: \quad|\vec{a}|=|\vec{b}|=\vec{a}=\pm \vec{b}

|\vec{a}|=|\vec{b}|

            a=b

(iii)\: false.

            

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 Single Girl Child Scholarship 2024: Registration extended till January 10; eligibility criteria, amount
anam-khan

CBSE wants international boards reined in; letter to education ministry seeks directions for AIU
anam-khan

PM Modi's Pariksha Pe Charcha 2025 to be held next month, registrations open till January 14

Latest Question