Make D the subject of S =D/T

Express the following as a function of a single angle, cos(60) cos(-20) - sin(60) sin(-20)

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.)

Use the data on the dot plot to answer the question.how many people read for more than three hours last week? i'm on a unit test review