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Arestaurant offers a $12 dinner special that has 5 choices for an appetizer, 12 choices for an entrée, and 4 choices for a dessert. how many different meals are available when you select an appetizer, an entrée, and a dessert? a meal can be chosen in nothing ways. (type a whole number.)

If f(x)=3x+1 and f^-1=x-1/3, then f^-1(7)=

Find the distance between the pair of points a(-1,8) and b(-8,4)