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

Domain of 3 sin x is ______

• [-3, 3] A
• R B
• Positive real numbers C
• None of these D

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

• 2p A
• 12p B
• 13p C
• 7p D

What is the period of 5 cot x=?

• π A
• -π B
• π/2 C
• 2π D

Period of 3 sin x is ______

• 
  A
• 
  B
• 
  C
• 
  D

Period of Cotangent function is

• π A
• -π B
• 0 C
• -2π D

Domain of cotθis

• 
  A
• 
  B
• 
  C
• 
  D

What is the period of sin 2x/3 cos 4x=?

• π A
• 2π B
• π/2 C
• π/3 D

Period of sec x is ______

• 
  A
• 
  B
• 
  C
• 
  D

The number of x-intercepts of y= sin x in his period

• 0 A
• 1 B
• 2 C
• 3 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

Domain of tangent function is

• 
  A
• 
  B
• 
  C
• 
  D

• 
  A
• 
  B
• 
  C
• 
  D

graph of trigonometric function y = sec x does not meet

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

Period of 2 cos x is ______

• 
  A
• 
  B
• 
  C
• 
  D

Domain of sin x is ______

• 
  A
• 
  B
• 
  C
• 
  D

Tangent is a periodic function and its period is ______

• 2π A
• 3π B
• π C
• 4π D

Period of Sine and Cosine function is

• π A
• 2π B
• -π C
• -2π D

The period of 2 cos x is

• 30π A
• 7π B
• 5π C
• 2π D

Domain of sinθis

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

Range of sin x is ______

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

Range of sinθis

• 
  A
• 
  B
• 
  C
• 
  D

Range of cosθis

• 
  A
• 
  B
• 
  C
• 
  D

Range of sec x is ______

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

The period of 3 sin x is

• 2π A
• 9π B
• 3π C
• 5π D

The period of the function csc x/4 us

• 4x A
• π/4 B
• 8π C
• π/8 D

Range of 3 sin x is ______

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

The range of the tangent function is

• all real numbers A
• -1 ≤ x ≥ 1 B
• natural number C
• z⁺ D

Period of cot x is ______

• 
  A
• 
  B
• 
  C
• 
  D

• 
  A
• 
  B
• 
  C
• 
  D

Tangent is ...............function

• Inverse A
• one-one B
• in-to C
• Periodic D