Q10 of 18 Page 14

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.

(i) Zero is one such number that does not have a reciprocal.

(ii) 1 and -1 are the rational numbers that are equal to their reciprocals.


(iii) Zero is the only rational number that is equal to its negative.


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Is 0.3 the multiplicative inverse of Why or why not?

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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 where is ________.


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


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

 1

Represent these numbers on the number line.

(i)


(ii)