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

Period of Tangent function is

• 0° A
• -π B
• π C
• 2π D

Domain of 3 sin x is ______

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

• 
  A
• 
  B
• 
  C
• 
  D

Domain of cosecθis

• 
  A
• 
  B
• 
  C
• 
  D

The period of the function csc x/4 us

• 4x A
• π/4 B
• 8π C
• π/8 D

• 
  A
• 
  B
• 
  C
• 
  D

Domain of secθis

• 
  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

tan (π-θ) = ______

• - sinθ A
• - tanθ B
• - cosθ C
• - cotθ D

Period of 2 cos 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

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

• π A
• 2π B
• π/2 C
• π/3 D

The period of 3 sin x is

• 2π A
• 9π B
• 3π C
• 5π D

What is the period of tan 4/3 x =?

• π/4 A
• 4π/3 B
• 7π/4 C
• 3π/4 D

Range of sin x is ______

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

2π is the period of

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

A function f(x) is said to be the periodic function if for all x in the domain of f, there exists a smallest positive number p such the f(x + p) = ______

• f(p) A
• f(x) B
• f(o) C
• None of these D

Range of 2 tan x is ______

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

Period 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

Domain of cotθis

• 
  A
• 
  B
• 
  C
• 
  D

Range of cotθis

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

The period of|sin⁡2x| is

• π/2 A
• -π/2 B
• π C
• π/3 D

The period of 2 cos x is

• 30π A
• 7π B
• 5π C
• 2π 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

Domain of sin x is ______

• 
  A
• 
  B
• 
  C
• 
  D

Period of tan 4x is ______

• 
  A
• 
  B
• 
  C
• 
  D