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WorksheetsP1 Real Numbers
Total questions: 10
Worksheet time: 7mins
Name
Class
Date
1.
Classify this number:
-2
-2
a)
whole
b)
integer
c)
modular
d)
irrational
2.
Classify this number:
√2 = 1.144213562...
√2 = 1.144213562...
a)
whole
b)
rational
c)
irrational
d)
integer
3.
Which is greater?
2√2 or π/2
2√2 or π/2
a)
2√2 < π/2
b)
π/2 < 2√2
c)
2√2 = π/2
4.
Which word describes the following interval:
[-11,2]
[-11,2]
a)
open
b)
closed
c)
half-open
d)
abierto
5.
Which word describes the following interval:
(-3,3)
(-3,3)
a)
unbounded
b)
open
c)
closed
d)
absolute
6.
Express (-3,3) as an inequality!
a)
-3 < x < 3
b)
-3 > x < 3
c)
-3 > x > 3
d)
-3 > 3
7.
Express (-5,4) as an inequality!
a)
4 < x < -5
b)
-5 < x < 4
c)
-5 ≤ x ≤ 4
d)
-5 < 4
8.
Is the interval
(3,∞ )
bounded or unbounded? open or closed?
(3,∞ )
bounded or unbounded? open or closed?
a)
open and bounded
b)
open and unbounded
c)
closed and bounded
d)
closed and unbounded
9.
What is my name?
a)
Oola
b)
Miyagi
c)
Sophie
d)
Millie
10.
What famous 60s icon am I?
a)
Twiggy
b)
Nico
c)
Dusty Springfield
d)
Sophia Loren
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