Respuesta :
Answer:
1/3
Step-by-step explanation:
The reciprocal of a number is 1 divided by the number.
The reciprocal of 3 is 1 divided by 3, or simply 1/3.
The reciprocal is always the opposite so in this case it would be 1/3. Because since it was 3/1 the opposite would be 1/3