NAT IIP Physical Science Mathematics Preparation Online Test for Pakistani Students

Which of the following is the equation of a line with slope 0 and passing through the point (4, 3)

• X = 4 A
• X = -4 B
• Y = 3 C
• Y = -6 D

• 
  A
• 
  B
• 
  C
• 
  D

• 
  A
• 
  B
• 
  C
• 
  D

• 
  A
• 
  B
• 
  C
• 
  D

• n = 3 only A
• n > 5 B
• n > 3 C
• n < 5 D

The gradient of the line joining (1, 4) and (-2, 5) is

• 3/8 A
• -2 2/3 B
• -1/3 C
• 2 D

If the sum of the roots of (a + 1)x²+ (2a + 3)x +(3a+4) = 0 is -1, then product of the roots is

• 1 A
• 2 B
• -2 C
• -1 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

• 
  A
• 
  B
• 
  C
• None of these D

• 
  A
• 
  B
• 
  C
• 
  D

Which is an explicit function

• 
  A
• 
  B
• 
  C
• All D

• An equation A
• Linear equation B
• Rational fraction C
• Identity D

• 
  A
• 
  B
• 
  C
• 
  D

If 1 + Cos x = 0, then x =

• 
  A
• 
  B
• 
  C
• 
  D

If the 19th term of A.P is 8 and the 4th term is 20, then the first term is

• 20.2 A
• 25.5 B
• 27.5 C
• 37.5 D