Math 11 Chapter 2Sets, Functions and GroupsTest - 7

Math 11 Chapter 2
Sets, Functions and Groups
Test - 7

1. The sets of students and teachers of your college are _____________sets.

a) Equal
b) Disjoint
c) Overlapping
d) Equivalent

2. If AxB = BxA then …………….

a) A ≠ B
b) AnB = Φ
c) None
d) A = B

3. Drawing conclusions from premises believed to be true is called _____________.

a) Deduction
b) Cancellation
c) Division
d) Subtraction

4. A-B = { x / x Î A V x Ï B }.

a) False
b) True

5. The set {1, 2, 3} and {2, 1, 3} are ……………….

a) Different
b) Equal and Equalent
c) Equal
d) Equivalent

6. Two sets ore said to be equivalent if ___________ can between them.

a) 1-1 correspondence.
b) Bijective function
c) Into function
d) Onto function

7.

a) b
b) c
c) a
d) d

8. In group ( Z, +), inverse if 1 is _________ and inverse of -2 is ___________.

a) -1,-2.
b) 2
c) 1
d) 1,2

This is more feedback!

This is the feedback!