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Determinant of a skew symmetric matrix of order 3 is always……….

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PRADEEP PUBLICATION-DETERMINANTS-EXERCISE
  1. Fill in the blanks : If A = [(1,a,3),(2,b,6),(3,c,9)], then det A is...

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  2. Fill in the blanks : If cos 2 theta = 0, then |(0, costheta, sinthet...

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  3. Fill in the blanks : Determinant of a skew symmetric matrix of order...

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  4. Select the Correct Option If A is an invertible matrix of order 2, the...

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  5. Fill in the blanks : If A is an invertible square matrix, then (A)^-...

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  6. If A is matrix of order 3xx3, then (A^(2))^(-1)=…….

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  7. Fill in the blanks : The determinant of a diagonal matrix is equal t...

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  8. The sum of the products of elements of any row with the co-factors of ...

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  9. If A is matrix of order 3xx3, then |3A|=……….

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  10. Fill in the blanks : If A is a square matrix of order n then det (ad...

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  11. Fill in the blanks : The determinant of a triangular matrix is equal...

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  12. Find the area of the triangle whose vertices are (0,0),(a,0) and (0,b)

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  13. If A,B,C are the angles of a triangle, then Delta=|{:(sin^(2)A, cotA...

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  14. Fill in the blanks : If A is an invertible matrix of order nxxn (nge...

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  15. The sum of the products of elements of any row with the co-factors of ...

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  16. Fill in the blanks : If A is a matrix of order 3xx3, then the number...

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  17. Fill in the blanks : If f(x) = |(0,x-1,x-2),(x+1,0,x-3),(x+2,x+3,0)|...

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  18. If x=-9 is root of |{:(x,3,7),(2,x,2),(7,6,x):}|=0, then other two roo...

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  19. Fill in the blanks : If k is a non-zero real number and A is an inve...

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  20. Fill in the blanks : If A and B are invertible matrices of the same ...

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