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

Domain of 2 cos x is ______

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

The period of 2 cos x is

• 30π A
• 7π B
• 5π C
• 2π D

What is the period of cos 6x =?

• π/2 A
• π/3 B
• π/4 C
• π D

The period of the function csc x/4 us

• 4x A
• π/4 B
• 8π C
• π/8 D

The Domain of y = sin x is ______

• Set of real numbers A
• Rational B
• Irrational no. C
• None of above D

Range of tan x is ______

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

Range of cosec x is ______

• {-1, 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

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

Domain of cosθis

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

The range of y = sin x is ______

• [1, -1] A
• [-1, 1] B
• [0, -1] C
• [-∞+∞] D

The period of cosec 10x is _______

• 
  A
• 
  B
• 
  C
• 
  D

The range of the tangent function is

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

The period of tan [x/3] is ______

• 2π A
• 4π
  B
• 3π
  C
• 5π D

The range of y = cot x = ______

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

2π is the period of

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

Period of sec x is ______

• 
  A
• 
  B
• 
  C
• 
  D

Domain of cotθis

• 
  A
• 
  B
• 
  C
• 
  D

Period of Tangent function is

• 0° A
• -π B
• π C
• 2π D

The period of|sin⁡2x| is

• π/2 A
• -π/2 B
• π C
• π/3 D

Range of sinθis

• 
  A
• 
  B
• 
  C
• 
  D

Range of 3 cot x is ______

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

Domain of cosecθis

• 
  A
• 
  B
• 
  C
• 
  D

• 
  A
• 
  B
• 
  C
• 
  D

The period of|sin⁡2x| is

• π/2 A
• -π/2 B
• π C
• π/3 D

Domain of tangent function is

• 
  A
• 
  B
• 
  C
• 
  D

Domain of secθis

• 
  A
• 
  B
• 
  C
• 
  D

Period of Cotangent function is

• π A
• -π B
• 0 C
• -2π D

• 
  A
• 
  B
• 
  C
• 
  D