ECAT Pre Engineering Mathematic MCQ Test With Answer for Chapter 13 (Trigonometric Functions and Their Graphs)

Domain of cot x is ______

• 
  A
• 
  B
• 
  C
• 
  D

graph of sine function is bounded between lines

• y± 1 = 0 A
• x± 1 = 0 B
• x± y - 0 C
• None of these D

2π is the period of

• sin𝜽 A
• tan𝜽 B
• cot𝜽 C
• all circular function D

Range of tan x is ______

• [-1, -] A
• R B
• Negative real numbers C
• R - {x | - 1 < x < 1} D

What is the period of cos 6x =?

• π/2 A
• π/3 B
• π/4 C
• π D

• 
  A
• 
  B
• 
  C
• 
  D

Period of 2 cos x is ______

• 
  A
• 
  B
• 
  C
• 
  D

Domain of cotθis

• 
  A
• 
  B
• 
  C
• 
  D

• 
  A
• 
  B
• 
  C
• 
  D

Domain of cosec x is ______

• 
  A
• 
  B
• 
  C
• 
  D

Period of tan 4x is ______

• 
  A
• 
  B
• 
  C
• 
  D

Domain of cosθis

• Set of odd numbers A
• Set of integers B
• Set of real numbers C
• Set of complex numbers D

Range of cos x is ______

• [-1, 1] A
• R B
• Negative real numbers C
• R - { x | - 1 < x < 1} D

Range of cosec x is ______

• {-1, 1} A
• R B
• Negative real numbers C
• R - { x | - 1 < x < 1} D

Range of sec x is ______

• [-1, 1] A
• R B
• Negative real numbers C
• R = {x | -1 < x < 1} D

Domain of cosecθis

• 
  A
• 
  B
• 
  C
• 
  D

Period of cos x is _____

• 
  A
• 
  B
• 
  C
• 
  D

Range of cosecθis

• W - {y | -1 < y < 1} A
• R - {y | -1 < y < 1} B
• O - {y | -1 < y < 1} C
• R D

The period of 2 cos x is

• 30π A
• 7π B
• 5π C
• 2π D

The period of the trigonometric function y = sin x cos x is

• 2π A
• π B
• 4π C
• π / 2 D

What is the period of 5 cot x=?

• π A
• -π B
• π/2 C
• 2π D

Range of cot x is ______

• [-1, 1] A
• R B
• Negative real numbers C
• R - {x | - 1 < x < 1} D

The period of cosec 10x is _______

• 
  A
• 
  B
• 
  C
• 
  D

The Domain of y = sin x is ______

• Set of real numbers A
• Rational B
• Irrational no. C
• None of above D

The period of cot 8x is

• π/10 A
• 9π/7 B
• π/9 C
• π/8 D

Domain of cos x is ______

• 
  A
• 
  B
• 
  C
• 
  D

Period of sin 3x is ______

• 
  A
• 
  B
• 
  C
• 
  D

Range of secθis

• Z - {x | -1 < x < 1} A
• W - {x | -1 < x < 1} B
• R - {x | -1 < x < 1} C
• R D

Domain of sec x is ______

• 
  A
• 
  B
• 
  C
• 
  D

Range of tanθis

• Set of complex numbers A
• Set of real numbers B
• Set of odd numbers C
• Set of positive integers only D