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12th Standard English Medium Maths Subject Application of Matrices and Determinants Creative 2 Mark Questions with Solution Part - I Question Bank Software Jun-19 , 2021

QB365 provides detailed and simple solution for every Creative Questions in class 12 Maths Subject. It will helps to get more idea about question pattern in every Creative questions with solution.

12th Standard English Medium Maths Subject Application of Matrices and Determinants Creative 2 Mark Questions with Solution Part - I

12th Standard English Medium Maths Subject Application of Matrices and Determinants Creative 2 Mark Questions with Solution Part - I

12th Standard

    Reg.No. :
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Maths

Time : 01:00:00 Hrs
Total Marks : 10

    2 Marks

    5 x 2 = 10

  1. For the matrix A, if A3 = I, then find A-1.

  2. Show that the system of equations is inconsistent. 2x + 5y= 7, 6x + 15y = 13.

  3. Find the rank of the matrix A =\(\left[ \begin{matrix} 4 \\ 7 \end{matrix}\begin{matrix} 5 \\ -3 \end{matrix}\begin{matrix} -6 \\ 0 \end{matrix}\begin{matrix} 1 \\ 8 \end{matrix} \right] \).

  4. Find k if the equations x + 2y + 2z = 0, x - 3y - 3z = 0, 2x + y + kz = 0 have only the trivial solution.

  5. Solve 6x - 7y = 16, 9x - 5y = 35 using (Cramer's rule).

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