I. Express each of the given sentences using set notations or functions. 1. Set N is the set of counting numbers less than or equal to 7. 2. Set C is the set of all points in the circle defined by x² + y² = 1. The number 9 is the square root of 81. 3.

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Author:Erwin Kreyszig
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MODULE 2. ASSESSMENT
I. Express each of the given sentences using set notations
or functions.
1. Set N is the set of counting numbers less than or
equal to 7.
2. Set C is the set of all points in the circle defined by
x² + y² = 1.
3.
The number 9 is the square root of 81.
4.
The square of a number is less than 36.
5. The number x is a prime and less than 18.
6.
The number x is a composite number greater than 25.
7. The number x is an even positive number divisible by
4.
8. Set B is the set of all real numbers except 0.
9. Set C is the set of all pure imaginary numbers above
the horizontal axis.
10. The number x belongs to the set of positive odd
numbers less than 16.
II. Classify each entry as a mathematical exp
Transcribed Image Text:MODULE 2. ASSESSMENT I. Express each of the given sentences using set notations or functions. 1. Set N is the set of counting numbers less than or equal to 7. 2. Set C is the set of all points in the circle defined by x² + y² = 1. 3. The number 9 is the square root of 81. 4. The square of a number is less than 36. 5. The number x is a prime and less than 18. 6. The number x is a composite number greater than 25. 7. The number x is an even positive number divisible by 4. 8. Set B is the set of all real numbers except 0. 9. Set C is the set of all pure imaginary numbers above the horizontal axis. 10. The number x belongs to the set of positive odd numbers less than 16. II. Classify each entry as a mathematical exp
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