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

Period of cos 2x is ______

• 
  A
• 
  B
• 
  C
• 
  D

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

• 2p A
• 12p B
• 13p C
• 7p D

Domain of sin 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

Range of sin x is ______

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

Period of cot x 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

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

• π A
• 2π B
• π/2 C
• π/3 D

Domain of y = cot x = ______

• 
  A
• 
  B
• 
  C
• 
  D

Period of 3 sin x is ______

• 
  A
• 
  B
• 
  C
• 
  D

Domain of sec x is ______

• 
  A
• 
  B
• 
  C
• 
  D

Domain of cos 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 number of x-intercepts of y= sin x in his period

• 0 A
• 1 B
• 2 C
• 3 D

• 
  A
• 
  B
• 
  C
• 
  D

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

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

Domain of cosecθis

• 
  A
• 
  B
• 
  C
• 
  D

2π is the period of

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

Range of tan x is ______

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

Period of Sine and Cosine function is

• π A
• 2π B
• -π C
• -2π D

Domain of secθis

• 
  A
• 
  B
• 
  C
• 
  D

Range of 3 sin x is ______

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

tan (π-θ) = ______

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

Period of tan 4x is ______

• 
  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 sec 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

Domain of cosθis

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

Domain of tangent function is

• 
  A
• 
  B
• 
  C
• 
  D