ECAT Mathematics Chapter 13 Trigonometric Functions and their Graphs Online Test With Answers

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ECAT Mathematics Chapter 13 Trigonometric Functions and their Graphs Online Test

Sr. # Questions Answers Choice
1 Period of tan x is ______
2 Period of cos x is _____
3 Period of sin x is
4 Range of cot x is ______ [-1, 1] R Negative real numbers R - {x | - 1 < x < 1}
5 Range of tan x is ______ [-1, -] R Negative real numbers R - {x | - 1 < x < 1}
6 Range of sec x is ______ [-1, 1] R Negative real numbers R = {x | -1 < x < 1}
7 Range of cos x is ______ [-1, 1] R Negative real numbers R - { x | - 1 < x < 1}
8 Range of cosec x is ______ {-1, 1} R Negative real numbers R - { x | - 1 < x < 1}
9 Range of sin x is ______ [-1, 1] R Negative real numbers None of these
10 Domain of cot x is ______
11 Domain of tan x is ______
12 Domain of sec x is ______
13 Domain of cos x is ______
14 Domain of cosec x is ______
15 Domain of sin x is ______
16 graph of trigonometric function y = sec x does not meet x - axis y -axis both axis None of these
17 graph of sine function is bounded between lines y± 1 = 0 x± 1 = 0 x± y - 0 None of these
18 The number of x-intercepts of y= sin x in his period 0 1 2 3
19 The period of the trigonometric function y = sin x cos x is 2π π 4π π / 2
20 The period of cot 8x is π/10 9π/7 π/9 π/8
21 The period of sin x/2 = Cos x/3 is 2p 12p 13p 7p
22 What is the period of sin 2x/3 cos 4x=? π 2π π/2 π/3
23 What is the period of tan 4/3 x =? π/4 4π/3 7π/4 3π/4
24 What is the period of cos 6x =? π/2 π/3 π/4 π
25 What is the period of 6 sin x=? π -π π/2 2π
26 What is the period of 5 cot x=? π -π π/2 2π
27 The period of the function csc x/4 us 4x π/4 8π π/8
28 The range of the tangent function is all real numbers -1 ≤ x ≥ 1 natural number z<sup>+</sup>
29 2π is the period of sin𝜽 tan𝜽 cot𝜽 all circular function
30 Tangent is ...............function Inverse one-one in-to Periodic
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