Question

Q.2) If * is a binary operation in
Q^+ defined by "a*b= ab/3".
then find identity and Inverse
Element of G? *
O e=3, b=9/a
O e=2,b=4/a
e=0,b=1/a
O e=1,b=1/2a​

Answer 1

Answer:

sorry but don't know the answer

thanks for the point