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  • Explain Solution R.D.Sharma Class 12 Chapter 4 Algebra of Matrices Exercise Multiple Choice questionsQuestion 33 Maths Textbook Solution.

Explain Solution R.D.Sharma Class 12 Chapter 4 Algebra of Matrices Exercise Multiple Choice questionsQuestion 33 Maths Textbook Solution.

Answers (1)

Answer: The correct option is (D).

Given:A=\left[\begin{array}{lll} 0 & 0 & 4 \\ 0 & 4 & 0 \\ 4 & 0 & 0 \end{array}\right]

Solution:

A=\left[\begin{array}{lll} 0 & 0 & 4 \\ 0 & 4 & 0 \\ 4 & 0 & 0 \end{array}\right]=4\left[\begin{array}{lll} 0 & 0 & 1 \\ 0 & 1 & 0 \\ 1 & 0 & 0 \end{array}\right]=4 \mathrm{I}

Therefore, it is not matching with any of the given matrix options.

Thus, the correct option is (D).

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