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

Period of sec x is ______

• 
  A
• 
  B
• 
  C
• 
  D

What is the period of 6 sin x=?

• π A
• -π B
• π/2 C
• 2π D

Domain of cotθis

• 
  A
• 
  B
• 
  C
• 
  D

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

• π A
• 2π B
• π/2 C
• π/3 D

Period of 3 sin x is ______

• 
  A
• 
  B
• 
  C
• 
  D

Range of sinθis

• 
  A
• 
  B
• 
  C
• 
  D

Period of sin 3x 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

Domain of sinθis

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

tan (π-θ) = ______

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

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

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

Period of cos 2x is ______

• 
  A
• 
  B
• 
  C
• 
  D

Range of secθis

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

Period of Cotangent function is

• π A
• -π B
• 0 C
• -2π D

Period of 2 cos x is ______

• 
  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

What is the period of cos 6x =?

• π/2 A
• π/3 B
• π/4 C
• π D

Range of cos x is ______

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

• 
  A
• 
  B
• 
  C
• 
  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 2 cos x is

• 30π A
• 7π B
• 5π C
• 2π D

The period of cos(7x-5) is

• π/7 A
• 7π/2 B
• π/2 C
• 2π/7 D

Domain of cos x is ______

• 
  A
• 
  B
• 
  C
• 
  D

Range of sin x is ______

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

Period of tan 4x is ______

• 
  A
• 
  B
• 
  C
• 
  D

Period of sin x is

• 
  A
• 
  B
• 
  C
• 
  D

The period of 3 sin x is

• 2π A
• 9π B
• 3π C
• 5π D

Domain of secθis

• 
  A
• 
  B
• 
  C
• 
  D

Sine is a periodic function and its period is ______

• π A
• s B
• 2π C
• 4π
  D

The range of the tangent function is

• all real numbers A
• -1 ≤ x ≥ 1 B
• natural number C
• z⁺ D