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Online Tests
11th Class Part 1 Mathematics Test Online MCQs With Answers
Question # 1
tan
-1
(-x) =
Choose an answer
tan
-1
x
cot
-1
x
-tan
-1
x
-cot
-1
x
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Question # 2
An infinite sequence has no:
Choose an answer
nth term
last term
sum
none
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Question # 3
If A is a square matrix order 3 × 3 the |kA| equals:
Choose an answer
k |A|
k
2
|A|
k
3
|A|
k
4
|A|
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Question # 4
If set A = {1, 2, 3} and B = {1, 2, 3} then sets A and B are:
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not equal
equal
disjoint
overlapping
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Question # 5
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Question # 6
sin
-1
(-x) =
Choose an answer
-sin
-1
x
sin
-1
x
π + cos
-1
x
-cos
-1
x
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Question # 7
The roots of the equation 25x
2
- 30x + 9 = 0 are;
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rational
irrational
equal
complex
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Question # 8
If x is positive or zero, then the principal value of any inverse function of x, if it exists lies in the interval:
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Question # 9
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 # 10
The real part of the complex number a + bi is:
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b
-b
a
-a
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Question # 11
tan(π + cot
-1
x ) =
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Question # 12
If A is a square matrix, then A + A
t
is:
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Question # 13
The domain of y = sin
-1
x is:
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Question # 14
Solution set of the equation x
2
- 3x + 2 = 0 is
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{-1, 2}
{1, -2}
{-1, -2}
{1, 2}
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Question # 15
If (x - 2, 2) = (3, 2), then:
Choose an answer
x = 5
x = 2
x = -5
x = 3
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Question # 16
In an A.P.a
3
= 12 and a
7
= 32 then d = :
Choose an answer
5
3
7
9
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Question # 17
The period of sec 3x is :
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Question # 18
The range of principal sine function is:
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Question # 19
If z
1
= 4i and z
2
= 3 - 9i, then z
1
+ z
2
=
Choose an answer
3 - 5i
3i - 5
7 - 9i
3 + 5i
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Question # 20
Choose an answer
i
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Question # 21
Choose an answer
{1, 2, 3}
{5, 6, 7}
{4}
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