Mathematics Fsc Part 1 Online Test

• 
  A
• 
  B
• 
  C
• 
  D

Multiplicative inverse of -i is:

• i A
• -i B
• 1 C
• -1 D

In a triangle ABC, (s - a)(s - b) = s(s - c), then the angle Γ =

• 
  A
• 
  B
• 
  C
• 
  D

• 
  A
• 
  B
• 
  C
• 
  D

• 
  A
• 
  B
• 
  C
• 
  D

The middle terms of (x+y)²³ are:

• T₁₀,T₁₁ A
• T₁₁,T₁₂ B
• T₁₂,T₁₃ C
• none of these D

• 
  A
• 
  B
• 
  C
• i D

If two sets have no element common, they are called:

• disjoint A
• over lapping B
• dissimilar C
• exhaustive D

If a matrix A is symmetric as well as skew symmetric, then:

• A is null matrix A
• A is unit matrix B
• A is triangular matrix C
• A is diagonal matrix D

The area of a sector of a circular region of radius r with length of the arc of the sector equal to s is-----------:

• rΘ A
• rs B
• 
  C
• 
  D

Product of a complex number and its conjugate is:

• a real number A
• irrationalnumber B
• a complexnumber C
• either real number or complexnumber D

No. of triangles can be formed by joining the vertices of the polygon having 5 sides ?

• 10 A
• 15 B
• 20 C
• none of these D

In any triangle ABC, law of cosines is:

• 
  A
• 
  B
• 
  C
• 
  D

Minors and co-factors of the elements in a determinant are equal in magnitude but they may differ in:

• order A
• position B
• sign C
• symmetry D

If sin α = cos ß in any triangle ABC then:

• α + ß = 90° A
• α + ß = 180° B
• α + ß = 360° C
• α + ß D

In any triangle ABC, law of tangents is:

• 
  A
• 
  B
• 
  C
• all of these D

A set containing finite number of elements is called:

• nullset A
• superset B
• finiteset C
• infiniteset D

180° = _____________:

• 
  A
• 
  B
• 
  C
• π radians D

If 2s = a + b + c, where a, b, c are the sides of a triangle ABC, then area of triangle ABC is given by:

• 
  A
• 
  B
• 
  C
• 
  D

The period of 2 + cos 3x is:

• 
  A
• 
  B
• 
  C
• 
  D