Math Solved MCQS for PAF Education Instructor Test Preparation

1. βπ is __________

Irrational

2. Product ββπ Γ ββπ is equal to _____

2

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3. The property π. π + (βπ. π) = π is______

β + β inverse

4. A recurring decimal represents_____

Rational number

5. If π¨ β π© then π(π¨ β© π©) =

π(π΄)

6. Inverse of any element of a group is:

unique

7. Every function is:

Relation

8. A compound proposition which is always neither true nor false is called:

contingency

9. A compound proposition which is always wrong is called:

contradiction

10. If a matrix A has only one row then it is called:

Row vector

11. If a matrix A has only one column then it is called:

Column vector

12. If a matrix A has same number of rows and columns then A is called:

square matrix

13. The complex cube roots of unity areβ¦β¦β¦β¦β¦β¦. each other.

Conjugate

14. The complex fourth roots of unity are β¦β¦. of each other.

Additive inverse

15. Synthetic division is a process of:

division

16. Degree of quadratic equation is:

2

17. A coin is tossed 5 times , then π(πΊ) is equal to:

32

18. The number of ways for sitting 4 persons in a train on a straight sofa is:

24

19. A βTriangleβ has :

6 elments

20. When we look an object above the horizontal ray, the angle formed is called angle of:

Elevation

21. When we look an object below the horizontal ray, the angle formed is called angle of:

depression

22. A triangle which is not right is called:

Oblique triangle

23. All trigonometric functions are β¦β¦β¦β¦β¦β¦.. functions.

Periodic

24. General solution of every trigonometric equation consists of :

infinitely many solutions

25. 17. If ππππ = π then π =

ππ , π β π