Question

write rational numbers that are equal to there reciprocal ​

Answer 1

The only rational numbers equal to their reciprocal are 1 and. -1

Answer 2

Answer:

Let x be a rational number i.e.x∈Q

Then, according to given question,

x=

x

1

x

2

=1

x=±1

The rational numbers equal to their reciprocal are 1 and −1.