Fill in the blanks. (1) Zero has ________ reciprocal. (2) The numbers ________ and ________ are their own reciprocals (3) The reciprocal of � 5 is ________. (4) Reciprocal of 1/x, where x ? 0 is ________. (5) The product of two rational numbers is always a _______. (6) The reciprocal of a positive rational number is ________

Answer:

(1) Zero has ________ reciprocal.

Ans: Zero has no reciprocal.

(2) The numbers ________ and ________ are their own reciprocals

Ans: The numbers 1 and -1 are their own reciprocals.

(3) The reciprocal of – 5 is ________.

Ans: The reciprocal of -5 is -1/5

(4) Reciprocal of 1/x, where x ≠ 0 is ________.

Ans: Reciprocal of 1/x, where x ≠ 0 is x.

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

Ans: The product of two rational numbers is always a rational number.

(6) The reciprocal of a positive rational number is ________

Ans: The reciprocal of a positive rational number is positive rational numbers.

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