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Chapter 3 of F.Sc/I.Cs Part 1 Math is based on Number System.
Math Chapter 3 MCQs Class 11
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#1. A square matrix A = [aij] is called skew symmetric if:
#2. The principal diagonal of a square matrix is also called:
#3. A is non-singular matrix then AA^-1 is:
#4. A equation of the form ax + by = c is called:
#5. If A and B are m x n matrices and c is a scalar then c(A + B) = cB, this property is called:
#6. If ‘A’ is multiplicative inverse of ‘B’ then:
#7. If the order of A is m x p and order if B is p x n then order of AB is:
#8. If ‘A’ is a square matrix of order 3 x then |A| = ______
#9. Let A be a non-zero matrix if r is the number of non-zero rows when it is reduced to the reduced echelon form, then r is called the:
#10. If the matrix has only one row but more than one column, the matrix is:
#11. If ‘A’ is a square matrix of order 3 x 3 then |KA| equals:
#12. Let A and B are two matrices of same order then (A+B)^t = _____
#13. If the coefficient matrix of the homogenous system is singular then the solution is:
#14. (AB)^t = _____
#15. Let a be any matrix then (A^t)^t =
#16. If |A| is the determination of a square matrix A then |A| is:
#17. If the system has no solution, then the system is:
#18. Matrix multiplication is:
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