11th Business Mathematics MCQS Chapter 5

11th Business Mathematics MCQS, 11th Class MCQS, MCQS 0

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11th Business Mathematics MCQS

If A is matrix of order mxn then to get AB, the matrix B must be order of
n x P
P x P
m x m
m x P
Any matrix “A” is a symmetric matrix if:
A = A-t
A = -A
A = At
A = -At
Do (A + B) + C = A + (B + C)?
May or may not
Yes
Never
No
2 x 10 + 3 x 10o =.
26
24
23
25
Any matrix “A” is a symmetric matrix if
A = -At
A = At
A = A
A = A-I
In binary system the base of the system is:
2
10
8
5
I3 x | I3 | = ?
0
None of these
1
I3
A + 0 is equal to:
0
O + A
None of these
A
Cramer’s rule is used to solve
System of quadratic equation
Any system of equation
None
System of linear equation
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