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Name: Explain Solution R.D.Sharma Class 12 Chapter 4 Algebra of Matrices Exercise Multiple Choice Questions Question 31 maths Textbook Solution.
Uploaded: Mon, 2021-07-26 16:38
Description: Explain Solution R.D.Sharma Class 12 Chapter 4 Algebra of Matrices Exercise Multiple Choice Questions Question 31 maths Textbook Solution.

#RD Sharma Vol. 1 Class 12
#CBSE 12 Class
#R.D. Sharma
#Maths
#Algebra of Matrices
#School

#1.3
#4.1
#4.2
#4.3
#4.4
#4.5
#9.12
#Fill in the blanks
#Very Short Answer type
#Multiple Choice Questions (MCQs)

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Explain Solution R.D.Sharma Class 12 Chapter 4 Algebra of Matrices Exercise Multiple Choice Questions Question 31 maths Textbook Solution.

Answers (1)

Answer: The correct option is (A); 17

Given: $A=\left[\begin{array}{ccc} 1 & -5 & 7 \\ 0 & 7 & 9 \\ 11 & 8 & 9 \end{array}\right]$

Solution: As the trace of a matrix is the sum of diagonal elements,

1 + 7 + 9 = 17

Trace = 17

Thus, the correct option is (A).

Posted by

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Explain Solution R.D.Sharma Class 12 Chapter 4 Algebra of Matrices Exercise Multiple Choice Questions Question 31 maths Textbook Solution.

Answers (1)

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