Question

2. Which of the following rational numbers is equal to it's reciprocal?
1
2
3
0​

Answer 1

Answer:

1

Step-by-step explanation:

because 1/1 = 1

but 1/2 not equal to 2 , 1/3 not equal to 3 , and  1/0 in not equal to 0

∴1 is the rational number equal to it's reciprocal