Given the following functions
(1) f(n a b c ) = ac if n=1
(2) f(n a b c) = f( n-1 a c b) + f( 1 a b c) + f( n-1 b a c ) if n > 1
Then what is the value f( 2 a b c ) = ?

• f(2abc)=ab + bc + ca
• 11 years agoHelpfull: Yes(4) No(2)