ECAT Pre Engineering MCQ Test With Answer for Chapter 13 Mathematics

Range of cosec x is ______

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

The period of tan [x/3] is ______

• 2π A
• 4π
  B
• 3π
  C
• 5π D

The Domain of y = sin x is ______

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

Period of sin x 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

A function f(x) is said to be the periodic function if for all x in the domain of f, there exists a smallest positive number p such the f(x + p) = ______

• f(p) A
• f(x) B
• f(o) C
• None of these 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

Domain of cosθis

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

Domain of sin x is ______

• 
  A
• 
  B
• 
  C
• 
  D

What is the period of cos 6x =?

• π/2 A
• π/3 B
• π/4 C
• π D

Domain of sec x is ______

• 
  A
• 
  B
• 
  C
• 
  D

Domain of cos x is ______

• 
  A
• 
  B
• 
  C
• 
  D

• 
  A
• 
  B
• 
  C
• 
  D

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

• 2p A
• 12p B
• 13p C
• 7p D

Range of cotθis

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

• 
  A
• 
  B
• 
  C
• 
  D

Domain of sinθis

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

Period of sin 3x is ______

• 
  A
• 
  B
• 
  C
• 
  D

Range of sin x is ______

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

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

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

The period of 2 cos x is

• 30π A
• 7π B
• 5π C
• 2π D

Range of 3 cot x is ______

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

The range of y = cot x = ______

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

tan (π-θ) = ______

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

Period of cos x 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

Range of cos x is ______

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

Period of Cotangent function is

• π A
• -π B
• 0 C
• -2π D

Range of sinθis

• 
  A
• 
  B
• 
  C
• 
  D