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REAL NUMBERS

REAL NUMBERS. Real Numbers. Real Number System. Natural numbers are the numbers we used in counting and they are 1, 2, 3, 4, 5, 6, ... . (positive numbers , counting numbers ) Symbol ( N or ). 2. The first five whole numbers are 0, 1, 2, 3 and 4 . Symbol ( W ).

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REAL NUMBERS

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  1. REAL NUMBERS Real Numbers

  2. Real Number System • Natural numbers are the numbers we used in counting and they are 1, 2, 3, 4, 5, 6, ... . (positive numbers , counting numbers ) Symbol ( N or ) 2. The first five whole numbers are 0, 1, 2, 3 and 4. Symbol ( W )

  3. Nagative Numbers they are -1, - 2, - 3, - 4, - 5, - 6, ... . (Nagative numbers ) Symbol ( ) Fractions

  4. Decimal Decimal 3.2 , 4.5 , 8.76 , 5.97, 3.1313…, 3.7 , 7.2 , 3.113 , 8.02 Terminating Decimal 3.7 325 25.254 0.5647 Repeating Dicimal 7.232323… 0.454545… NotRepeating Dicimal 3.1415926535897932384… 1.1454785…

  5. Integers Numbers they are … -3,-2,-1,0,1,2,3,… Symbol ( I ) Rational Numbers Symbol (Q) Integers Numbers and Fractions -1 , 6 , 0 ,8 , 3.12 ,0.121212… ,1.08 -3.55 , 4.353535… ,5.9

  6. / Irrational Numbers Symbol (Q) 3.321… 3.121121112… 5.876… GSP VCD

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  13. Page 54 2) State the following questions wheter they are “True” or “ False” 1) 0.001001001… is an rational number 2) 0.110110110110… is an rational number 3) 0.767667666766667… is an rational number 4)0.59999… is an rational number 5) 0 is an realnumber 6) Repeating decimals is not a rational number 7) Not repeating decimals is a realnumber

  14. 3. จำนวนที่กล่าวถึงมีหรือไม่ 1)มีจำนวนเต็มที่มากที่สุดที่น้อยกว่า 9 2)มีจำนวนตรรกยะมากที่สุดที่น้อยกว่า 9 3)มีจำนวนเต็มที่น้อยที่สุดที่มากกว่า 1 4)มีจำนวนตรรกยะที่น้อยที่สุดที่มากกว่า 1

  15. Good -bye Thank

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