If a + b + c = 0 Then prove # 1/( x ^b + x ^ (-c) + 1 ) + 1/( x ^ c + x ^(-a) + 1 ) + 1/( x ^a + x ^(-b) + 1 )= 1#?
1 Answer
Apr 15, 2015
...eh eh...
you asked for it! :-)
