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Online Tests
Mathematics FA Part 1 Online Test MCQs With Answers
Question # 1
If the matrices A & B have the orders 2×3 and 5×2 then order BA is:
Choose an answer
3×5
5×2
2×2
none
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Question # 2
A triangle which is not right angle triangle called ________ triangle:
Choose an answer
acute
obtuse
right
oblique
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Question # 3
Choose an answer
3
1
4
None
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Question # 4
If f(x) = arccos x, then:
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Question # 5
Tickets numbered 1 to 20 are mixed up and then a ticket is drawn at random. What is the probability that the ticket drawn bears a number which is a multiple of 3 ?
Choose an answer
none of these
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Question # 6
Truth table containing all the values true is called:
Choose an answer
absurdity
conjunction
tautology
none
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Question # 7
For what value of k, the roots of the equation x
2
+ √k x + 2 = 0 are equal:
Choose an answer
1
8
2
4
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Question # 8
cos
-1
(-x) =
Choose an answer
π + cos
-1
x
π - cos
-1
x
π + sin
-1
x
π - sin
-1
x
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Question # 9
2 cos α sin ß =
Choose an answer
cos (α + ß) + cos (α - ß)
sin (α + ß) + sin (α - ß)
sin (α + ß) - sin (α - ß)
cos (α + ß) + cos (α - ß)
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Question # 10
Distinct objects means:
Choose an answer
identical objects
not identical
similar
none of these
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Question # 11
If n is a positive integer, then the binomial co-efficient equidistant form the beginning and the end in the expansion of (x+a)
n
are:
Choose an answer
same
not same
additive inverse of each other
none of these
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Question # 12
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Question # 13
A groupoid (S) is called __________ if it is associative in S:
Choose an answer
group
abelian-group
semi-group
associative-group
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Question # 14
Choose an answer
cancellation property w.r.t multiplication
cancellationproperty w.r.t addition
multiplicativeproperty
additiveproperty
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Question # 15
Choose an answer
3×3
3×2
2×1
2×3
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Question # 16
The middle terms of (x+y)
23
are:
Choose an answer
T
10
,T
11
T
11
,T
12
T
12
,T
13
none of these
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Question # 17
(1 - cos
2
Θ) (1 + cot
2
Θ) =
Choose an answer
tan
2
Θ
0
1
-1
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Question # 18
Choose an answer
set builder notation
tabular form
descriptive method
non-set builder method
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Question # 19
The order of a matrix is shown by:
Choose an answer
number of columns + number of rows
number of rows × number of columns
number of columns - number of rows
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Question # 20
In any triangle ABC, law of sines is:
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Question # 21
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