New ! Maths MCQ Practise Tests



11th Standard English Medium Maths Subject Matrices and Determinants Creative 2 Mark Questions with Solution Part - II

11th Standard

    Reg.No. :
  •  
  •  
  •  
  •  
  •  
  •  

Maths

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

    2 Marks

    5 x 2 = 10
  1. In a certain city there are 30 colleges. Each college has 15 peons, 6 clerks, 1 typist and 1 section of Express the given information as a column matrix. Using sclar multiplication find the total number of each kind in all the colleges.

  2. Show that all positive integral powers of a symmetric are symmetric.

  3. Without expanding evaluate the determinant \(\left| \begin{matrix} 41 & 1 & 5 \\ 79 & 7 & 9 \\ 29 & 5 & 3 \end{matrix} \right| \)

  4. If A is a skew-symmetric matrix of odd order n, then |A| = 0.

  5. Prove that \(\left[ \begin{matrix} 1 & a & { a }^{ 2 } \\ 1 & b & { b }^{ 2 } \\ 1 & c & { c }^{ 2 } \end{matrix} \right] =\left( a-b \right) \left( b-c \right) \left( c-a \right) \)

*****************************************

Reviews & Comments about 11th Standard English Medium Maths Subject Matrices and Determinants Creative 2 Mark Questions with Solution Part - II updated Creative Questions

Write your Comment