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11.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 \(\frac { 1 }{ x }\) , where \(x\neq 0\) is ………

(v) The product of two rational numbers is always a ………….

(vi) The reciprocal of a positive rational number is ………..


Answer :

(i) No
(ii) 1, -1

(iii)\(\frac { -1 }{ 5 }\)

(iv) x

(v) rational number

(vi) positive