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ECAT Mathematics Chapter 13 Trigonometric Functions and their Graphs Online Test MCQs With Answers
Question # 1
Range of cosec x is ______
Choose an answer
{-1, 1}
R
Negative real numbers
R - { x | - 1 < x < 1}
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Question # 2
Period of tan 4x is ______
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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
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Question # 5
2π is the period of
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sin𝜽
tan𝜽
cot𝜽
all circular function
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Question # 6
Range of sin x is ______
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[-1, 1]
R
Negative real numbers
None of these
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Question # 7
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 # 8
Period of cos x is _____
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Question # 9
The period of tan [x/3] is ______
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2
π
4
π
3
π
5
π
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Question # 10
Range of 2 tan x is ______
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[-2, 2]
-1 < x < 1
R
None of these
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Question # 11
Domain of cot x is ______
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Question # 12
The period of the function csc x/4 us
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4x
π/4
8π
π/8
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Question # 13
A function f(x) is said to be the periodic function if for all x in the domain of f, there exists a smallest positive number p such the f(x + p) = ______
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f(p)
f(x)
f(o)
None of these
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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
The period of 3 sin x is
Choose an answer
2π
9π
3π
5π
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Question # 16
The period of tan x/7 is
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3π
7π
15π
5π
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Question # 17
Period of cos 2x is ______
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Question # 18
Domain of sec x is ______
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Question # 19
Domain of cosec
θ
is
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Question # 20
Range of tan x is ______
Choose an answer
[-1, -]
R
Negative real numbers
R - {x | - 1 < x < 1}
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