Question

$1/a^l + a^-m + 1 + 1/a^m + a^-n + 1 + 1/a^n + a^-l + 1 = 1 if m+n+l=0$

Answer 1

Answer:

i can't answer ur questions because I am Ina small classroom sorry really sorry.

Answer 2

Answer:

answer for the given problem is given