+ (max (min 3 9 2) (· (max 0 4) (min 0 4))) (min (max 3 6) (max 5 7 2))) = ?

(max (min 3 9 2) (· (max 0 4) (min 0 4))) (min (max 3 6) (max 5 7 2))) = ?

"(" missing