Chapter 1 – Rational Numbers
71. 1 is the only number which is its own reciprocal.
08
Jul
71. 1 is the only number which is its own reciprocal. 71. 1 is the only number which is its own reciprocal. July 8, 2021 Category: Chapter 1 - Rational Numbers , Maths , NCERT Class 8 ,
70. For all rational numbers a, b and c, a (b + c) = ab + bc.
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Jul
70. For all rational numbers a, b and c, a (b + c) = ab + bc. 70. For all rational numbers a a (b + c) = ab + bc. b and c`. July 8, 2021 Category: Chapter 1 - Rational Numbers , Maths , NCERT Class 8 ,
69. For every rational numbers x, y and z, x + (y × z) = (x + y) × (x + z).
08
Jul
69. For every rational numbers x, y and z, x + (y × z) = (x + y) × (x + z). 69. For every rational numbers x x + (y × z) = (x + y) × (x + z). y and z. July 8, 2021 Category: Chapter 1 - Rational Numbers , Maths [...]
68. For every rational number x, x × 0 = x.
08
Jul
68. For every rational number x, x × 0 = x. 68. For every rational number x x × 0 = x. July 8, 2021 Category: Chapter 1 - Rational Numbers , Maths , NCERT Class 8 ,
67. For all rational numbers x and y, x × y = y × x.
08
Jul
67. For all rational numbers x and y, x × y = y × x. 67. For all rational numbers x and y x × y = y × x. July 8, 2021 Category: Chapter 1 - Rational Numbers , Maths , NCERT Class 8 ,
66. For all rational numbers x and y, x – y = y – x.
08
Jul
66. For all rational numbers x and y, x – y = y – x. 66. For all rational numbers x and y x – y = y – x. July 8, 2021 Category: Chapter 1 - Rational Numbers , Maths , NCERT Class 8 ,
65. The negative of 1 is 1 itself.
08
Jul
65. The negative of 1 is 1 itself. 65. The negative of 1 is 1 itself. July 8, 2021 Category: Chapter 1 - Rational Numbers , Maths , NCERT Class 8 ,
64. The negative of 0 does not exist.
08
Jul
64. The negative of 0 does not exist. 64. The negative of 0 does not exist. July 8, 2021 Category: Chapter 1 - Rational Numbers , Maths , NCERT Class 8 ,
63. The negative of the negative of any rational number is the number itself.
08
Jul
63. The negative of the negative of any rational number is the number itself. 63. The negative of the negative of any rational number is the number itself. July 8, 2021 Category: Chapter 1 - Rational Numbers , Maths , NCERT Class 8 ,
62. If x + y = 0, then –y is known as the negative of x, where x and y are rational numbers.
08
Jul
62. If x + y = 0, then –y is known as the negative of x, where x and y are rational numbers. 62. If x + y = 0 then –y is known as the negative of x where x and y are rational numbers. July 8, 2021 Category: Chapter 1 - Rational Numbers [...]