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

Range of secθis

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

2π is the period of

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

The period of|sin⁡2x| is

• π/2 A
• -π/2 B
• π C
• π/3 D

The range of y = sin x is ______

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

What is the period of cos 6x =?

• π/2 A
• π/3 B
• π/4 C
• π D

The range of y = cot x = ______

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

What is the period of 5 cot x=?

• π A
• -π B
• π/2 C
• 2π D

Period of sec x is ______

• 
  A
• 
  B
• 
  C
• 
  D

The period of|sin⁡2x| is

• π/2 A
• -π/2 B
• π C
• π/3 D

Period of cos x is _____

• 
  A
• 
  B
• 
  C
• 
  D

Domain of sin x is ______

• 
  A
• 
  B
• 
  C
• 
  D

Domain of secθis

• 
  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

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

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

• 
  A
• 
  B
• 
  C
• 
  D

Domain of 3 sin x is ______

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

Range of cosθis

• 
  A
• 
  B
• 
  C
• 
  D

Range of cotθis

• (+∞to -∞) A
• (-1 to +1) B
• (-5 to +5) C
• Set of even numbers only D

Period of Tangent function is

• 0° A
• -π B
• π C
• 2π D

Domain of tangent function is

• 
  A
• 
  B
• 
  C
• 
  D

Domain of cot x is ______

• 
  A
• 
  B
• 
  C
• 
  D

Range of cosec x is ______

• {-1, 1} A
• R B
• Negative real numbers C
• R - { x | - 1 < x < 1} 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 sin 2x/3 cos 4x=?

• π A
• 2π B
• π/2 C
• π/3 D

• 
  A
• 
  B
• 
  C
• 
  D

Range of cot x is ______

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

Period of sin 3x is ______

• 
  A
• 
  B
• 
  C
• 
  D