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

Period of tan x is ______

• 
  A
• 
  B
• 
  C
• 
  D

Domain of sec x is ______

• 
  A
• 
  B
• 
  C
• 
  D

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

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

Sine is a periodic function and its period is ______

• π A
• s B
• 2π C
• 4π
  D

Domain of cos x is ______

• 
  A
• 
  B
• 
  C
• 
  D

Period of sec x is ______

• 
  A
• 
  B
• 
  C
• 
  D

tan (π-θ) = ______

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

Domain of tan x is ______

• 
  A
• 
  B
• 
  C
• 
  D

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

• 2p A
• 12p B
• 13p C
• 7p D

What is the period of cos 6x =?

• π/2 A
• π/3 B
• π/4 C
• π D

Range of sec x is ______

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

What is the period of 5 cot x=?

• π A
• -π B
• π/2 C
• 2π D

Range of sinθis

• 
  A
• 
  B
• 
  C
• 
  D

Domain of sin x is ______

• 
  A
• 
  B
• 
  C
• 
  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

Period of cosec x is ______

• 
  A
• 
  B
• 
  C
• 
  D

Range of cos x is ______

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

The period of tan x/7 is

• 3π A
• 7π B
• 15π C
• 5π D

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

• 2π A
• π B
• 4π C
• π / 2 D

What is the period of 6 sin x=?

• π A
• -π B
• π/2 C
• 2π D

Range of cot 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

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 3 sin x is ______

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

• 
  A
• 
  B
• 
  C
• 
  D

Domain of cosθis

• Set of odd numbers A
• Set of integers B
• Set of real numbers C
• Set of complex numbers D

Period of cos 2x is ______

• 
  A
• 
  B
• 
  C
• 
  D

Range of tan x is ______

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

Domain of 3 sin x is ______

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

The period of|sin⁡2x| is

• π/2 A
• -π/2 B
• π C
• π/3 D