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

Range of sec 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 period of cosec 10x 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

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

• 2p A
• 12p B
• 13p C
• 7p D

The period of cot 8x is

• π/10 A
• 9π/7 B
• π/9 C
• π/8 D

Period of tan 4x is ______

• 
  A
• 
  B
• 
  C
• 
  D

Domain of sec x is ______

• 
  A
• 
  B
• 
  C
• 
  D

Range of tan x is ______

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

The period of 2 cos x is

• 30π A
• 7π B
• 5π C
• 2π 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

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

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

Range of cotθis

• (+∞to -∞) A
• (-1 to +1) B
• (-5 to +5) C
• Set of even numbers only D

• 
  A
• 
  B
• 
  C
• 
  D

What is the period of tan 4/3 x =?

• π/4 A
• 4π/3 B
• 7π/4 C
• 3π/4 D

Period of cot x is ______

• 
  A
• 
  B
• 
  C
• 
  D

The period of|sin⁡2x| is

• π/2 A
• -π/2 B
• π C
• π/3 D

Domain of secθis

• 
  A
• 
  B
• 
  C
• 
  D

Domain of 2 cos x is ______

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

Tangent is a periodic function and its period is ______

• 2π A
• 3π B
• π C
• 4π D

Domain of tangent function is

• 
  A
• 
  B
• 
  C
• 
  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 cot x is ______

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

Range of sinθis

• 
  A
• 
  B
• 
  C
• 
  D

The period of tan x/7 is

• 3π A
• 7π B
• 15π C
• 5π D

What is the period of 5 cot x=?

• π A
• -π B
• π/2 C
• 2π D

tan (π-θ) = ______

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

What is the period of 6 sin x=?

• π A
• -π B
• π/2 C
• 2π D

Period of sin 3x is ______

• 
  A
• 
  B
• 
  C
• 
  D