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

The period of sin x/2 = Cos x/3 is

• 2p A
• 12p B
• 13p C
• 7p D

Range of 3 sin x is ______

• [ -3, 3] A
• [-1, 1] B
• R C
• None of these D

The period of 2 cos x is

• 30π A
• 7π B
• 5π C
• 2π D

graph of trigonometric function y = sec x does not meet

• x - axis A
• y -axis B
• both axis C
• None of these D

Range of cos x is ______

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

Domain of sinθis

• Set of real numbers A
• Set of complex numbers B
• Set of natural numbers C
• Set of even numbers D

Domain of tangent function is

• 
  A
• 
  B
• 
  C
• 
  D

Period of 2 cos x is ______

• 
  A
• 
  B
• 
  C
• 
  D

Period of sin x is

• 
  A
• 
  B
• 
  C
• 
  D

Sine is a periodic function and its period is ______

• π A
• s B
• 2π C
• 4π
  D

Range of sinθis

• 
  A
• 
  B
• 
  C
• 
  D

Domain of cotθis

• 
  A
• 
  B
• 
  C
• 
  D

The period of tan [x/3] is ______

• 2π A
• 4π
  B
• 3π
  C
• 5π D

The period of|sin⁡2x| is

• π/2 A
• -π/2 B
• π C
• π/3 D

The range of y = cot x = ______

• -∞> y > +∞ A
• -∞> x > +∞ B
• -∞ <y < +∞ C
• None of above D

Range of cosθis

• 
  A
• 
  B
• 
  C
• 
  D

Period of cot x is ______

• 
  A
• 
  B
• 
  C
• 
  D

What is the period of cos 6x =?

• π/2 A
• π/3 B
• π/4 C
• π D

Domain of secθis

• 
  A
• 
  B
• 
  C
• 
  D

Period of 3 sin x is ______

• 
  A
• 
  B
• 
  C
• 
  D

• 
  A
• 
  B
• 
  C
• 
  D

• 
  A
• 
  B
• 
  C
• 
  D

Range of sin x is ______

• [-1, 1] A
• R B
• Negative real numbers C
• None of these D

Period of cos 2x is ______

• 
  A
• 
  B
• 
  C
• 
  D

Range of 2 tan x is ______

• [-2, 2] A
• -1 < x < 1 B
• R C
• None of these D

Range of cosec x is ______

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

Period of tan 4x is ______

• 
  A
• 
  B
• 
  C
• 
  D

Period of tan x is ______

• 
  A
• 
  B
• 
  C
• 
  D

Domain of cot x is ______

• 
  A
• 
  B
• 
  C
• 
  D

The function sine and Cosine have the closed internal as their range

• [1, 0] A
• [-1, 1] B
• [0, 1] C
• [-1, 2] D