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Mathematics ECAT Pre Engineering Chapter 13 Trigonometric Functions and their Graphs Online Test MCQs With Answers
Question # 1
Period of cos 2x is ______
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Question # 2
Period of 2 cos x is ______
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Question # 3
Domain of cot
θ
is
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Question # 4
2π is the period of
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sin𝜽
tan𝜽
cot𝜽
all circular function
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Question # 5
Period of tan x is ______
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Question # 6
Tangent is a periodic function and its period is ______
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2
π
3
π
π
4
π
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Question # 7
Range of cos
θ
is
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Question # 8
Domain of cosec x is ______
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Question # 9
Period of cos x is _____
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Question # 10
What is the period of 6 sin x=?
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π
-π
π/2
2π
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Question # 11
Range of 3 sin x is ______
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[ -3, 3]
[-1, 1]
R
None of these
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Question # 12
Domain of 2 cos x is ______
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[-2, 2]
R
Negative real numbers
None of these
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Question # 13
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 # 14
Domain of cot x is ______
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Question # 15
The period of tan x/7 is
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3π
7π
15π
5π
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Question # 16
Range of cot
θ
is
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(+
∞
to -
∞
)
(-1 to +1)
(-5 to +5)
Set of even numbers only
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Question # 17
Period of cot x is ______
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Question # 18
Range of sec
θ
is
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Z - {x | -1 < x < 1}
W - {x | -1 < x < 1}
R - {x | -1 < x < 1}
R
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Question # 19
Period of sin x is
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Question # 20
Range of sin
θ
is
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Question # 21
The Domain of y = sin x is ______
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Set of real numbers
Rational
Irrational no.
None of above
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Question # 22
Range of 2 tan x is ______
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[-2, 2]
-1 < x < 1
R
None of these
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Question # 23
The period of|sin2x| is
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π/2
-π/2
π
π/3
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Question # 24
Range of cos x is ______
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[-1, 1]
R
Negative real numbers
R - { x | - 1 < x < 1}
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Question # 25
Domain of tangent function is
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Question # 26
The period of 2 cos x is
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30π
7π
5π
2π
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Question # 27
The function sine and Cosine have the closed internal as their range
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[1, 0]
[-1, 1]
[0, 1]
[-1, 2]
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Question # 28
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Question # 29
The period of cosec 10x is _______
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Question # 30
Domain of cosec
θ
is
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