Difference between revisions of "Activity - Irrational Numbers"
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(Created page with "Irrational numbers Exercise 1.3.1 1.Write four possible irrational numbers between 4 and 5. Solution: Consider the squares of 4 and 5 Square of 4 = 16 and Square of 5 = 25 We ...") |
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Irrational numbers | Irrational numbers | ||
Exercise 1.3.1 | Exercise 1.3.1 | ||
| − | 1.Write four possible irrational numbers between 4 and 5. | + | #1.Write four possible irrational numbers between 4 and 5. |
| − | Solution: | + | #Solution: |
| − | Consider the squares of 4 and 5 | + | #Consider the squares of 4 and 5 |
| − | Square of 4 = 16 and Square of 5 = 25 | + | #Square of 4 = 16 and Square of 5 = 25 |
| − | We can also wright 4 and 5 as | + | #We can also wright 4 and 5 as |
| − | √ 16 =4 and √ 25 =5 | + | #√ 16 =4 and √ 25 =5 |
| − | √ 16 and √ 25 there exists | + | #Between √ 16 and √ 25 there exists |
| − | √ 18 , √ 19 , √ 20 , √ 21 , √ 22 , √ 23 , √ 24 | + | #√ 17 ,√ 18 , √ 19 , √ 20 , √ 21 , √ 22 , √ 23 , √ 24 |
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Revision as of 22:57, 23 January 2014
Irrational numbers Exercise 1.3.1
- 1.Write four possible irrational numbers between 4 and 5.
- Solution:
- Consider the squares of 4 and 5
- Square of 4 = 16 and Square of 5 = 25
- We can also wright 4 and 5 as
- √ 16 =4 and √ 25 =5
- Between √ 16 and √ 25 there exists
- √ 17 ,√ 18 , √ 19 , √ 20 , √ 21 , √ 22 , √ 23 , √ 24