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Online Tests
11th Class Part 1 Mathematics Test Online MCQs With Answers
Question # 1
sin
-1
(-x) =
Choose an answer
-sin
-1
x
sin
-1
x
π + cos
-1
x
-cos
-1
x
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Question # 2
tan (α+ß) =
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Question # 3
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Question # 4
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rational number
irrational number
natural number
whole number
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Question # 5
1 radian is equal to:
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180°
none of these
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Question # 6
If a
n-3
= 2n - 5 then a
n
=
Choose an answer
2n-1
2n+1
2n+3
none
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Question # 7
No. of diagonals can be formed by joining the vertices of the polygon having 5 sides ?
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5
15
51
10
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Question # 8
The period of cot x is:
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Question # 9
Division of a natural number by another natural number gives:
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always a natural number
always an integer
always a rationalnumber
always an irrational number
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Question # 10
n! stands for:
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product of first natural numbers
sum of n natural numbers
product of n integers
none of these
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Question # 11
Fifth term of the sequence 2, 6, 11, 17.
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24
41
32
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Question # 12
If cosec Θ > 0 and cot Θ < 0, then terminal arm of the angle lies in:
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I
II
III
IV
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Question # 13
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Question # 14
If sinΘ <0, cosΘ<0 then the terminal arm of the angle lies in quadrant:
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I
II
III
IV
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Question # 15
If AB = BA = I, then A and B are:
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equal to each other
multiplicative inverse of each other
additive inverse of each other
both singular
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Question # 16
In a triangle if α > 45°, ß > 30° then Γ cannot be:
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90°
100°
120°
10°
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Question # 17
If the elevation of the sun is 30°, the length of the shadow cast by a tower of 150m height is:
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none
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Question # 18
The domain of y = cos
-1
x function is:
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Question # 19
No. of arrangements of the letters of the word PAKISTAN can be made, taken all together ?
Choose an answer
21160
20160
20170
20016
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Question # 20
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Question # 21
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10π
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