NAT IIP Physical Science Mathematics Preparation Online Test for Pakistani Students

Write the first four terms of the arithmetic sequence if a₁= 5 and other three consecutive terms are 23,26,29

• 23, 26, 29, 32 A
• 5, 8, 11, 14 B
• 8, 11, 14, 17 C
• None of these D

• 
  A
• 
  B
• 
  C
• 
  D

• A polynomial A
• An inequality B
• An identity C
• A linear function D

• 
  A
• 
  B
• 
  C
• 
  D

Which is in the solution set of 4x - 3y < 2

• (3, 0) A
• (4, 1) B
• (1, 3) C
• None D

• 15 A
• 15 i B
• -15 i C
• -15 D

If 4 - x > 5, then

• x > 1 A
• x > -1 B
• x < 1 C
• x < -1 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
• 
  B
• 
  C
• -2-i D

Two matrices A and B are conformable

for multiplication (AB) if and only if

• Both A,B have the same number of columns
  
  A
• Both A and B do not have the same order
  
  B
• Number of col A is same as number of rows of B
  
  C
• Number of rows of A is same as number of col of B
  
  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

• 1 A
• 2 B
• 3 C
• 4 D

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

If A and B are two events, then P(AUB) = ? (when A and B are disjoint)

• P(A) - P(B) A
• P(A) x P(B) B
• P(A)+P(B) C
• 
  D

• 2 A
• 1 B
• 3 C
• 4 D