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

Range of cos x is ______

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

The period of|sin⁡2x| is

• π/2 A
• -π/2 B
• π C
• π/3 D

Range of cosecθis

• W - {y | -1 < y < 1} A
• R - {y | -1 < y < 1} B
• O - {y | -1 < y < 1} C
• R D

The period of tan [x/3] is ______

• 2π A
• 4π
  B
• 3π
  C
• 5π D

Range of sinθis

• 
  A
• 
  B
• 
  C
• 
  D

The range of y = cot x = ______

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

Range of 3 sin x is ______

• [ -3, 3] A
• [-1, 1] B
• R 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

Period of Cotangent function is

• π A
• -π B
• 0 C
• -2π D

Range of tan x is ______

• [-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

Domain of cosecθis

• 
  A
• 
  B
• 
  C
• 
  D

Range of sin x is ______

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

Domain of y = cot x = ______

• 
  A
• 
  B
• 
  C
• 
  D

Domain of tan x is ______

• 
  A
• 
  B
• 
  C
• 
  D

Range of cot x is ______

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

Domain of tangent function is

• 
  A
• 
  B
• 
  C
• 
  D

Domain of cosec x is ______

• 
  A
• 
  B
• 
  C
• 
  D

Period of Tangent function is

• 0° A
• -π B
• π C
• 2π 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 cot x is ______

• 
  A
• 
  B
• 
  C
• 
  D

Range of 2 tan x is ______

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

Period of cosec x is ______

• 
  A
• 
  B
• 
  C
• 
  D

tan (π-θ) = ______

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

The period of|sin⁡2x| is

• π/2 A
• -π/2 B
• π C
• π/3 D

Domain of sinθis

• Set of real numbers A
• Set of complex numbers B
• Set of natural numbers C
• Set of even numbers D

Domain of 2 cos x is ______

• [-2, 2] A
• R B
• Negative real numbers C
• None of these D

Period of cos x is _____

• 
  A
• 
  B
• 
  C
• 
  D

Tangent is a periodic function and its period is ______

• 2π A
• 3π B
• π C
• 4π D

• 
  A
• 
  B
• 
  C
• 
  D