Question

Which of the following statements is INCORRECT?

A

Zero has a reciprocal

B

The product of two negative rational numbers is always positive

C

The reciprocal of a positive rational number is always positive

D

The product of two positive rational numbers is always positive

Easy

Solution

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Correct option is A)

Zero can't have a reciprocal because
is not defined.
The rest statements are

Reciprocal of is

where and are positive.
Rest all statements are true except for option A.

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