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

The period of|sin⁡2x| is

• π/2 A
• -π/2 B
• π C
• π/3 D

What is the period of 6 sin x=?

• π A
• -π B
• π/2 C
• 2π D

The range of the tangent function is

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

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

• π/4 A
• 4π/3 B
• 7π/4 C
• 3π/4 D

The Domain of y = sin x is ______

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

The number of x-intercepts of y= sin x in his period

• 0 A
• 1 B
• 2 C
• 3 D

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

• 2p A
• 12p B
• 13p C
• 7p D

Tangent is a periodic function and its period is ______

• 2π A
• 3π B
• π C
• 4π D

Domain of cotθis

• 
  A
• 
  B
• 
  C
• 
  D

Domain of cot 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

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

The period of the function csc x/4 us

• 4x A
• π/4 B
• 8π C
• π/8 D

• 
  A
• 
  B
• 
  C
• 
  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

Range of tan x is ______

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

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

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

Domain of cosec x is ______

• 
  A
• 
  B
• 
  C
• 
  D

Range of cotθis

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

Period of 2 cos x is ______

• 
  A
• 
  B
• 
  C
• 
  D

What is the period of 5 cot x=?

• π A
• -π B
• π/2 C
• 2π D

Range of sinθis

• 
  A
• 
  B
• 
  C
• 
  D

The range of y = cot x = ______

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

Domain of secθis

• 
  A
• 
  B
• 
  C
• 
  D

Range of cosθis

• 
  A
• 
  B
• 
  C
• 
  D

Range of sin x is ______

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

Period of Cotangent function is

• π A
• -π B
• 0 C
• -2π D

Range of cos x is ______

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