Representing Irrational Number on Number Line
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Distance between √2 & -√2 on the number line approximately is _____________.
1.4 units
4.2 units
2.8 units
8.4 units
Which of the following is not logically equivalent to the proposition: “A real number is either rational or irrational”?
If a number is neither rational nor irrational then it is not real
If a number is not a rational or not an irrational, then it is not real
If a number is not real, then it is neither rational nor irrational
If a number is real, then it is rational or irrational
I. 227
II. 13
III. 3.36
IV. √6
- III and IV
- Only IV
- Only III
- II and III
If is a natural number then root is ?
- √81
- √49
- √7
- 45
(i) √23
(ii) √225
- 1
- 2
- 3
- 4
Examine whether the following number is rational or irrational:
√6.5
[4]
- True
- False
- 0 and 1
- 1 and 2
- 2 and 3
An irrational number is marked on the number line (C) as shown in fig. Then the value of C is ___.
√7
√5
√2
√3
Where would the number √2 lie on the number line?
between 0 and 1
between 1 and 2
between 2 and 3
between −1 and −2
Classify the following numbers as rational or irrational :
(i) √23
(ii) √225
(iii) 0.3796
[ 3 marks ]
- is rational
- is irrational
- doesn't exist
- False
- True
An irrational number is marked on the number line (D) as shown in the figure below. Then the value of D is ________.
√5
√7
√3
√10
- 1
- 2.33
- π
- \N
- 4.256258...
- -10
- 100
- 1.41432...