NCERT Class 9

3. State whether the following statements are true or false? Justify your answer. (vi) root 12/ root 3 is not a rational number as root 12 and root 3 are not integers. 3. State whether the following statements are true or false? Justify your answer. (vi) root 12/ root 3 is not a rational number [...]

3. State whether the following statements are true or false? Justify your answer. (v) The square of an irrational number is always rational. 3. State whether the following statements are true or false? Justify your answer. (v) The square of an irrational number is always rational. July 1, 2021 Category: Chapter 1 - Number Systems [...]

3. State whether the following statements are true or false? Justify your answer. (iv) There are numbers which cannot be written in the form p/q , q ≠ 0 , p, q both are integers. 3. State whether the following statements are true or false? Justify your answer. (iv) There are numbers which cannot be [...]

3. State whether the following statements are true or false? Justify your answer. (iii) Number of rational numbers between 15 and 18 is finite. 3. State whether the following statements are true or false? Justify your answer. (iii) Number of rational numbers between 15 and 18 is finite. July 1, 2021 Category: Chapter 1 - [...]

3. State whether the following statements are true or false? Justify your answer. (ii) There are infinitely many integers between any two integers. 3. State whether the following statements are true or false? Justify your answer. (ii) There are infinitely many integers between any two integers. July 1, 2021 Category: Chapter 1 - Number Systems [...]

3. State whether the following statements are true or false? Justify your answer. (i) root 2/3 is a rational number. 3. State whether the following statements are true or false? Justify your answer. (i) root 2/3 is a rational number. July 1, 2021 Category: Chapter 1 - Number Systems , Maths , NCERT Class 9 [...]

2. Let x be rational and y be irrational. Is xy necessarily irrational? Justify your answer by an example. 2. Let x be rational and y be irrational. Is xy necessarily irrational? Justify your answer by an example. July 1, 2021 Category: Chapter 1 - Number Systems , Maths , NCERT Class 9 ,

1. Let x and y be rational and irrational numbers, respectively. Is x + y necessarily an irrational number? Give an example in support of your answer. 1. Let x and y be rational and irrational numbers respectively. Is x + y necessarily an irrational number? Give an example in support of your answer. July [...]

21. Which of the following is equal to x ? 21. Which of the following is equal to x ? July 1, 2021 Category: Chapter 1 - Number Systems , Maths , NCERT Class 9 ,

20. value of (256)^0.16 x (256)^0.09 is 20. value of (256)^0.16 x (256)^0.09 is July 1, 2021 Category: Chapter 1 - Number Systems , Maths , NCERT Class 9 ,