Question

1. Which of the following statement is true?
(A) 1 and -1 are reciprocal of themselves.
(B) Zero has no reciprocal.
(C) The product of two rational number is a rational number.
(D) All of these
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Answer 1

option d is the answer I think so

Answer 2

hii mate ..

good morning ..

here is your answer-

--all of these

hope it helps