Post Utme Mathematics Past Questions and Answers

Question 86:

If a = b and b = c, then a = c. This property is called

A. Reflexive
B. Transitive
C. Trichotomy
D. Symmetric

Question 87:

The bearing of a bird on a tree from a hunter on the ground is N72°E. What is the bearing of the hunter from the bird?

A. S18W
B. S72W
C. S72E
D. S27E

Question 88:

x²+ 1 = 0. then x = ?

A. 1
B. I
C. 2
D. 1/2

Question 89:

The product of complex numbers (4, 3) and (5, -6) is?

A. (18, 3)
B. (18, -3)
C. (38, 9)
D. (38, -9)

Question 90:

The multiplicative identity of a complex number is?

A. (0,0)
B. (1+0i)
C. (0i - 1)
D. (1i + 1)