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Online Tests
Mathematics FA Part 1 Online Test MCQs With Answers
Question # 1
If A and B are two matrices, then:
Choose an answer
A B = O
AB = BA
AB = I
AB may not be defined
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Question # 2
If A is a square matrix, then:
Choose an answer
|A
t
| = A
|A
t
| = -A
|A
t
| = |A|
A
t
= A
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Question # 3
Choose an answer
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Question # 4
A dice is thrown. The probability to get an odd number is;
Choose an answer
1
none of these
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Question # 5
Zero is:
Choose an answer
a natural number
a whole number
a positive integer
a negativeinteger
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Question # 6
If the sum of the roots of ax
2
- (a + 1) x + (2a + 1) = 0 is 2, then the product of the roots is:
Choose an answer
1
2
3
4
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Question # 7
A statement which is true for all possible values of the variables involved in it, is called a:
Choose an answer
tautology
conditional
implication
absurdity
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Question # 8
The other name of quadratic equation is:
Choose an answer
linear equation
1st degree equation
2nd degree equation
none
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Question # 9
Inverse sine function is written as:
Choose an answer
(sin x)
-1
sin x
-1
arc sinx
arc sin
-1
x
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Question # 10
Two A.Ms. between 3 and 9 are:
Choose an answer
3. 6
5, 7
6, 12
3, 9
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Question # 11
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Question # 12
If there are six G.Ms between 3 and 284 then G
4
=
Choose an answer
24
48
12
6
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Question # 13
A set having no element is called:
Choose an answer
null set
subset
singleton
superset
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Question # 14
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Question # 15
If A = [aij] and B = [bij] are two matrices of same order r × s, then order of A - B is:
Choose an answer
r - s
r × s
r + s
none of these
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Question # 16
Choose an answer
A is superset of B
B is superset of A
A is subset of B
A is equivalent to B
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Question # 17
If A is a square matrix, then A + A
t
is:
Choose an answer
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Question # 18
Probability of an impossible event is:
Choose an answer
0
1
-1
∞
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Question # 19
Conjugate of -3 -2 i is:
Choose an answer
3 + 2i
-3 + 2i
2 + 3i
-2 + 3i
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Question # 20
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Question # 21
Equations having a common solution are called:
Choose an answer
linear
quadratic
homogeneous
simultenaeous
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