NAT IIP Physical Science Mathematics Preparation Online Test for Pakistani Students

• 15 A
• 60 B
• 90 C
• 20 D

If the sum of the roots of the equation ax²- 2x + 2a = 0 is equal to their product, then the value of a is

• 1 A
• 2 B
• 3 C
• 4 D

In the expansion of (a + b)ⁿin every term the sum of the exponents of a and b is

• n A
• n + 1 B
• 2n - 1 C
• 2n + 1 D

• 
  A
• 
  B
• 
  C
• 
  D

• 
  A
• 
  B
• 
  C
• 
  D

• 10 A
• 20 B
• 40 C
• 26 D

If 4 - x > 5, then

• x > 1 A
• x > -1 B
• x < 1 C
• x < -1 D

The Domain of f(x) = log x is

• 
  A
• 
  B
• 
  C
• 
  D

Unit vector in the positive direction of x-axis is

• 
  A
• 
  B
• 
  C
• All D

a + x is

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

• 
  A
• 
  B
• 
  C
• 
  D

• 
  A
• -3/4 B
• 1/16 C
• 1/4 D

The range of inequality x + 2 > 4 is

• (-1, 2) A
• (-2, 2) B
• 
  C
• None D

The set of complex numbers forms a group under the binary operation of

• Addition A
• Multiplication B
• Division C
• Subtraction D

The circle (x-2)²+ (y+3)²= 4 is not concentric with the circle

• (x-2)²+ (y+3)²= 9 A
• (x+2)²+ (y-3)²= 4 B
• (x-2)²+ (y+3)²= 8 C
• (x-2)²+ (y+3)²= 5 D