Month: April 2023

2. Simplify each of the following expressions: (i) ((3+sqrt 3)(2+sqrt 2)) (ii) ((3+sqrt 3)(3-sqrt 3)) (iii) ((sqrt 5+sqrt

1. Classify the following numbers as rational or irrational: (i) (2-sqrt 5) (ii) ((3+sqrt{23})-sqrt{23}) (iii) ({2sqrt 7}over{7sqrt 7})

9. Classify the following numbers as rational or irrational: (i) (sqrt{23}) (ii) (sqrt{225}) (iii) 0.3796 (iv) 7.478478…  

8. Find three different irrational numbers between the rational numbers (5over 7) and (9over 11). Number Systems Exercise

7. Write three numbers whose decimal expansions are non-terminating non-recurring. Number Systems Exercise 1.3 Previous Next Class 9

6. Look at several examples of rational numbers in the form (pover q) (q ≠ 0), where p

5. What can the maximum number of digits be in the repeating block of digits in the decimal

4. Express 0.99999 …. in the form (pover q). Are you surprised by your answer? With your teacher

3. Express the following in the form (pover q), where p and q are integers and q ≠

1. Write the following in decimal form and say what kind of decimal expansion each has: (i) (36over