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NCERT Solutions: Exercise - 10.4 - Vector Algebra

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NCERT Solutions for Class 12 Maths Chapter 10 – 
Vector Algebra  
Exercise 10.4                                                                        Page No: 454 
1. Find , if and 
Solution: 
It is given that, 
 
2. Find a unit vector perpendicular to each of the vector and , where and
. 
Solution: 
It is given that, 
Page 2


 
 
 
 
NCERT Solutions for Class 12 Maths Chapter 10 – 
Vector Algebra  
Exercise 10.4                                                                        Page No: 454 
1. Find , if and 
Solution: 
It is given that, 
 
2. Find a unit vector perpendicular to each of the vector and , where and
. 
Solution: 
It is given that, 
 
 
 
 
NCERT Solutions for Class 12 Maths Chapter 10 – 
Vector Algebra  
 
 
Solution: 
First, 
Page 3


 
 
 
 
NCERT Solutions for Class 12 Maths Chapter 10 – 
Vector Algebra  
Exercise 10.4                                                                        Page No: 454 
1. Find , if and 
Solution: 
It is given that, 
 
2. Find a unit vector perpendicular to each of the vector and , where and
. 
Solution: 
It is given that, 
 
 
 
 
NCERT Solutions for Class 12 Maths Chapter 10 – 
Vector Algebra  
 
 
Solution: 
First, 
 
 
 
 
NCERT Solutions for Class 12 Maths Chapter 10 – 
Vector Algebra  
 
4. Show that 
 
Solution: 
Page 4


 
 
 
 
NCERT Solutions for Class 12 Maths Chapter 10 – 
Vector Algebra  
Exercise 10.4                                                                        Page No: 454 
1. Find , if and 
Solution: 
It is given that, 
 
2. Find a unit vector perpendicular to each of the vector and , where and
. 
Solution: 
It is given that, 
 
 
 
 
NCERT Solutions for Class 12 Maths Chapter 10 – 
Vector Algebra  
 
 
Solution: 
First, 
 
 
 
 
NCERT Solutions for Class 12 Maths Chapter 10 – 
Vector Algebra  
 
4. Show that 
 
Solution: 
 
 
 
 
NCERT Solutions for Class 12 Maths Chapter 10 – 
Vector Algebra  
First, consider the LHS, 
We have 
 
5. Find ? and µ if . 
Solution: 
It is given that 
 
 
Page 5


 
 
 
 
NCERT Solutions for Class 12 Maths Chapter 10 – 
Vector Algebra  
Exercise 10.4                                                                        Page No: 454 
1. Find , if and 
Solution: 
It is given that, 
 
2. Find a unit vector perpendicular to each of the vector and , where and
. 
Solution: 
It is given that, 
 
 
 
 
NCERT Solutions for Class 12 Maths Chapter 10 – 
Vector Algebra  
 
 
Solution: 
First, 
 
 
 
 
NCERT Solutions for Class 12 Maths Chapter 10 – 
Vector Algebra  
 
4. Show that 
 
Solution: 
 
 
 
 
NCERT Solutions for Class 12 Maths Chapter 10 – 
Vector Algebra  
First, consider the LHS, 
We have 
 
5. Find ? and µ if . 
Solution: 
It is given that 
 
 
 
 
 
 
NCERT Solutions for Class 12 Maths Chapter 10 – 
Vector Algebra  
 
 
Solution: 
It is given that
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Document Description: NCERT Solutions: Exercise - 10.4 - Vector Algebra for JEE 2026 is part of Mathematics (Maths) for JEE Main & Advanced preparation. The notes and questions for NCERT Solutions: Exercise - 10.4 - Vector Algebra have been prepared according to the JEE exam syllabus. Information about NCERT Solutions: Exercise - 10.4 - Vector Algebra covers topics like and NCERT Solutions: Exercise - 10.4 - Vector Algebra Example, for JEE 2026 Exam. Find important definitions, questions, notes, meanings, examples, exercises and tests below for NCERT Solutions: Exercise - 10.4 - Vector Algebra.
Introduction of NCERT Solutions: Exercise - 10.4 - Vector Algebra in English is available as part of our Mathematics (Maths) for JEE Main & Advanced for JEE & NCERT Solutions: Exercise - 10.4 - Vector Algebra in Hindi for Mathematics (Maths) for JEE Main & Advanced course. Download more important topics related with notes, lectures and mock test series for JEE Exam by signing up for free. JEE: NCERT Solutions: Exercise - 10.4 - Vector Algebra
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