Worksheetsquiz 3
Total questions: 10
Worksheet time: 5mins
Name
Class
Date
1.
Q ⋂ Q` = …………..
a)
R
b)
Φ
c)
R+
d)
R-
2.
Q ⋃ Q` = …………..
a)
R
b)
Φ
c)
R+
d)
R-
3.
R+ ∩ R- = …………..
a)
R
b)
Φ
c)
Q
d)
Q'
4.
R - R- = …………..
a)
R
b)
Φ
c)
R+
d)
Q'
5.
R+ ⋃ R- = …………..
a)
R
b)
Φ
c)
R*
d)
Q'
6.
The solution set in R of the equation X2 + 9 = is …………………….
a)
R
b)
{3 , -3}
c)
{-3}
d)
∅
7.
a) If ∛X = -5 , Then X =…………………….
a)
-25
b)
-125
c)
-5
d)
125
8.
√5 .................... 2
a)
>
b)
<
c)
=
9.
∛24 .................. 3
a)
>
b)
<
c)
=
10.
{X:X ∈R , X<0}= ……………………….
a)
R+
b)
R-
c)
R
d)
Q
100 %
