Taotao wants to buy a bracelet. The bracelets have 7 different beads on them, arranged in a circle. If she can choose the colors and placement of the beads, and the beads come in orange, white, and black, how many possible bracelets can she buy?
Taotao wants to buy a bracelet. The bracelets have 7 different beads on them, arranged in a circle. If she can choose the colors and placement of the beads, and the beads come in orange, white, and black, how many possible bracelets can she buy?