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  • provide solution for RD Sharma maths class 12 chapter 5 Determinants exercise Fill in the blanks question 10

provide solution for RD Sharma maths class 12 chapter 5 Determinants exercise  Fill in the blanks question 10

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Answer: 1

Hint: Here, we use basic concept of identity matrix and determinant of matrix

Given: Here I is order of 10 and identity matrix

Solution: Here, I is identity matrix and it’s order is 10.

                Any order of identity matrix is determinant of matrix be 1

                Let I is 2\times 2 matrix

                \begin{aligned} &I=\left[\begin{array}{ll} 1 & 0 \\ 0 & 1 \end{array}\right] \\ &|I|=\left[\begin{array}{ll} 1 & 0 \\ 0 & 1 \end{array}\right]=1-0=1 \\ &S o,\left|I_{10}\right|=1 \end{aligned}

                

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