Question

if a into b into c is equals to 1 what show that 1 upon 1 + A + b raise to the power minus 1 + 1 upon 1 + b + c raise to the power minus 1 + 1 upon 1 + c + a raise to the power minus 1 is equals to 1​

Answer 1

Answer:

answer is 1because+sign is there