Question

Fill in the blanks. (i) Zero has ________ reciprocal. (ii) The numbers ________ and ________ are their own reciprocals (iii) The reciprocal of – 5 is ________. (iv) Reciprocal of 1/x, where x ≠ 0 is ________. (v) The product of two rational numbers is always a _______. (vi) The reciprocal of a positive rational number is ________

Answer 1

(i) Zero has no reciprocal. (ii) The numbers 1 and -1 are their own reciprocals (iii) The reciprocal of -5 is -1/5. (iv) Reciprocal of 1/x, where x ≠ 0 is x. (v) The product of two rational numbers is always a rational numbers. (vi) The reciprocal of a positive rational number is positive rational numbers.

Answer 2

1... no
2..1 and -1
3...5
4...rational
5...positive