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ECAT Mathematics Chapter 13 Trigonometric Functions and their Graphs Online Test MCQs With Answers
Question # 1
Domain of cot
θ
is
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Question # 2
The period of|sin2x| is
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π/2
-π/2
π
π/3
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Question # 3
Range of tan
θ
is
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Set of complex numbers
Set of real numbers
Set of odd numbers
Set of positive integers only
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Question # 4
Domain of tan x is ______
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Question # 5
Domain of cosec x is ______
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Question # 6
Range of tan x is ______
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[-1, -]
R
Negative real numbers
R - {x | - 1 < x < 1}
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Question # 7
Domain of y = cot x = ______
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Question # 8
Domain of sec x is ______
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Question # 9
The range of the tangent function is
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all real numbers
-1 ≤ x ≥ 1
natural number
z
+
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Question # 10
Range of 3 sin x is ______
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[ -3, 3]
[-1, 1]
R
None of these
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Question # 11
What is the period of tan 4/3 x =?
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π/4
4π/3
7π/4
3π/4
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Question # 12
The period of 2 cos x is
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30π
7π
5π
2π
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Question # 13
Period of sec x is ______
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Question # 14
The number of x-intercepts of y= sin x in his period
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0
1
2
3
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Question # 15
Period of tan x is ______
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Question # 16
Range of cosec
θ
is
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W - {y | -1 < y < 1}
R - {y | -1 < y < 1}
O - {y | -1 < y < 1}
R
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Question # 17
Domain of cosec
θ
is
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Question # 18
Domain of sec
θ
is
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Question # 19
The period of tan [x/3] is ______
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2
π
4
π
3
π
5
π
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Question # 20
Period of sin x is
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