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

Domain of tangent function is

• 
  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

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

• π A
• 2π B
• π/2 C
• π/3 D

Range of cosθis

• 
  A
• 
  B
• 
  C
• 
  D

Domain of cos x is ______

• 
  A
• 
  B
• 
  C
• 
  D

The period of|sin⁡2x| is

• π/2 A
• -π/2 B
• π C
• π/3 D

The range of the tangent function is

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

Period of cosec x is ______

• 
  A
• 
  B
• 
  C
• 
  D

Period of tan x is ______

• 
  A
• 
  B
• 
  C
• 
  D

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

• 2π A
• π B
• 4π C
• π / 2 D

Range of sinθis

• 
  A
• 
  B
• 
  C
• 
  D

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

• 0 A
• 1 B
• 2 C
• 3 D

Domain of cotθis

• 
  A
• 
  B
• 
  C
• 
  D

Period of 2 cos x is ______

• 
  A
• 
  B
• 
  C
• 
  D

Period of sin x is

• 
  A
• 
  B
• 
  C
• 
  D

Domain of cot x is ______

• 
  A
• 
  B
• 
  C
• 
  D

The period of|sin⁡2x| is

• π/2 A
• -π/2 B
• π C
• π/3 D

2π is the period of

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

Sine is a periodic function and its period is ______

• π A
• s B
• 2π C
• 4π
  D

Period of tan 4x is ______

• 
  A
• 
  B
• 
  C
• 
  D

What is the period of 5 cot x=?

• π A
• -π B
• π/2 C
• 2π D

Period of Cotangent function is

• π A
• -π B
• 0 C
• -2π D

Range of sec x is ______

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

The period of cot 8x is

• π/10 A
• 9π/7 B
• π/9 C
• π/8 D

Range of 3 sin x is ______

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

• 
  A
• 
  B
• 
  C
• 
  D

Period of cos 2x 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 range of y = sin x is ______

• [1, -1] A
• [-1, 1] B
• [0, -1] C
• [-∞+∞] D

Domain of 3 sin x is ______

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