Question

three resistors each of resistance 12 ohm are connected in parallel what is the equivalent resistance

Answer 1

1/R=1/12+1/12+1/12
1/R=3/12
1/R=1/4
R=4ohm

Answer 2

Answer:

1/R=1/12+1/12+1/12

1/R=3/12

1/R=1/4

1/R=1/4

R=4