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

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

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

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

• π/4 A
• 4π/3 B
• 7π/4 C
• 3π/4 D

• 
  A
• 
  B
• 
  C
• 
  D

Period of Cotangent function is

• π A
• -π B
• 0 C
• -2π D

Period of 2 cos x is ______

• 
  A
• 
  B
• 
  C
• 
  D

Period of Sine and Cosine function is

• π A
• 2π B
• -π C
• -2π D

Domain of cosec x is ______

• 
  A
• 
  B
• 
  C
• 
  D

The period of tan x/7 is

• 3π A
• 7π B
• 15π C
• 5π D

The range of the tangent function is

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

• 
  A
• 
  B
• 
  C
• 
  D

Period of cot x is ______

• 
  A
• 
  B
• 
  C
• 
  D

Period of sin 3x 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

Period of cos x is _____

• 
  A
• 
  B
• 
  C
• 
  D

Period of sec x is ______

• 
  A
• 
  B
• 
  C
• 
  D

What is the period of cos 6x =?

• π/2 A
• π/3 B
• π/4 C
• π D

What is the period of 5 cot x=?

• π A
• -π B
• π/2 C
• 2π D

The period of cos(7x-5) is

• π/7 A
• 7π/2 B
• π/2 C
• 2π/7 D

Period of cos 2x is ______

• 
  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

Domain of cosθis

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

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

• 0 A
• 1 B
• 2 C
• 3 D

Domain of cot x is ______

• 
  A
• 
  B
• 
  C
• 
  D

Period of 3 sin x is ______

• 
  A
• 
  B
• 
  C
• 
  D

Period of tan x is ______

• 
  A
• 
  B
• 
  C
• 
  D

Range of cos x is ______

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

The Domain of y = sin x is ______

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

• 
  A
• 
  B
• 
  C
• 
  D

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

• 2p A
• 12p B
• 13p C
• 7p D

The range of y = cot x = ______

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