11th Class FSc part 1 Mathematics Online Test

The range of principal sine function is:

• 
  A
• 
  B
• 
  C
• 
  D

cos^-1 (-x) =

• π + cos^-1 x A
• π - cos^-1x B
• π + sin^-1x C
• π - sin^-1x D

• 
  A
• 
  B
• 
  C
• 
  D

2 sin 12° sin 46° =

• cos 34° + cos 58° A
• sin 34° - sin 58° B
• sin 34° + sin 58° C
• cos 34° - cos 58° D

• 
  A
• 
  B
• 
  C
• 
  D

cos(tan^-1∞) =

• 0 A
• ∞ B
• 1 C
• 
  D

• 
  A
• 
  B
• 
  C
• 
  D

• - cot Θ A
• - tan Θ B
• tan Θ C
• none of these D

The period of cos 2x is:

• 
  A
• 
  B
• 
  C
• 
  D

tan (α - ß ) =

• 
  A
• 
  B
• 
  C
• 
  D

• 
  A
• 
  B
• 
  C
• 
  D

In any triangle ABC, law of sines is:

• 
  A
• 
  B
• 
  C
• 
  D

r₂ =

• 
  A
• 
  B
• 
  C
• 
  D

A circle which touches one side of a triangle externally and the other two produces sides internally is known as:

• 
  A
• 
  B
• 
  C
• 
  D

• 
  A
• 
  B
• 
  C
• 
  D

The period of sec 3x is :

• 
  A
• 
  B
• 
  C
• 
  D

• 
  A
• 
  B
• 
  C
• 
  D

In 2s = a + b + , then in any triangle ABC:

• 
  A
• 
  B
• 
  C
• all of above D

A triangle which is not right angle triangle called ________ triangle:

• acute A
• obtuse B
• right C
• oblique D

The domain of principal tangent function is:

• 
  A
• 
  B
• 
  C
• 
  D