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Ex 1.1 Class 8 Maths Question 10. Write: (i) The rational number that does not have a reciprocal. (ii) The rational numbers that are equal to their reciprocals. (iii) The rational number that is equal to its negative.

Ex 1.1 Class 8 Maths Question 10.
Write:
(i) The rational number that does not have a reciprocal.
(ii) The rational numbers that are equal to their reciprocals.
(iii) The rational number that is equal to its negative.

Grade:12th pass

1 Answers

Pawan Prajapati
askIITians Faculty 60787 Points
2 years ago
(i) 0 is the rational number which does not have its reciprocal [∵ 10 is not defined] (ii) Reciprocal of 1 = 11 = 1 Reciprocal of -1 = 1−1 = -1 Thus, 1 and -1 are the required rational numbers. (iii) 0 is the rational number which is equal to its negative.

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