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Please solve RD Sharma class 12 chapter 5 Determinants exercise Fill in the blanks question 25 maths textbook solution

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Answer: 9

Hint: Here, we use basic concept of minors in matrix

Given: Here A is 3\times 3 matrix

Solution: In any matrix minors are equal to total number of elements

                So, here total number of elements of A=3\times 3=9

                So, total minors in A is 9

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