Class 12 Maths

Matrices

NCERT Solution

Exercise 2 Part 4

Question 6: Simplify: class 12 math Solution of NCERT exercise 3.2 Matrices33

class 12 math Solution of NCERT exercise 3.2 Matrices34

Question 7: Find X and Y, if: class 12 math Solution of NCERT exercise 3.2 Matrices35

class 12 math Solution of NCERT exercise 3.2 Matrices36
class 12 math Solution of NCERT exercise 3.2 Matrices37
class 12 math Solution of NCERT exercise 3.2 Matrices38

Solution: Given,

class 12 math Solution of NCERT exercise 3.2 Matrices39

After adding equation (i) and (ii) we get,

class 12 math Solution of NCERT exercise 3.2 Matrices40

After substituting equation (i) from (ii) we get

class 12 math Solution of NCERT exercise 3.2 Matrices41


Now, after adding equation (iii) and (iv) we get

class 12 math Solution of NCERT exercise 3.2 Matrices42

After substituting the value of X in equation (iii) we get

class 12 math Solution of NCERT exercise 3.2 Matrices43


Exercise 3.1

Exercise 3.2