NAT IIP Physical Science Mathematics Preparation Online Test for Pakistani Students

The Domain of f(x) = log x is

• 
  A
• 
  B
• 
  C
• 
  D

• 
  A
• 
  B
• 
  C
• 
  D

• 
  A
• 
  B
• 
  C
• None of these D

3/2 is

• An irrational number A
• Whole number B
• A positive integer C
• A rational number D

The value of x, and y, when (x + iy)²= 5 + 4i

• X = 2, y = -1 A
• X = -2, y = 1 B
• X = 2, y = -1 C
• X = 2, y = 2 D

How many elements are in the sample space of two rolling dies

• 6 A
• 12 B
• 18 C
• 36 D

a + x is

• A trinomial A
• A binomial B
• A moomial C
• An equation D

A function F(x) is called even if

• F(x) = F(-x) A
• F(x) = F(-x) B
• F(x) = -F(x) C
• 2F(x) = 0 D

Sin x + Cos x = 1 x =

• 
  A
• 
  B
• 
  C
• 
  D

• 
  A
• 
  B
• 
  C
• 
  D

• 1 A
• 2 B
• 3 C
• 4 D

• 
  A
• 
  B
• 
  C
• None D

If A and B are matrices such that AB=BA=I then

• A and B are multiplicative inverse of each other
  A
• A and B are additive inverses of each other
  B
• . A and B are singular matrices C
• A and B are equal D

• 
  A
• 
  B
• 
  C
• 
  D

The multiplicative inverse of -1 in the set {1-, 1} is

• 1 A
• -1 B
• +1 C
• 0 D