Wiltryaugust 2017012. in the diagram shown, pa is tangent to circle t at a, and secant pbc is drawnwhere point b is on circle t. if pb = 3 and bc = 15, whatis the length of pa? (1) 315(2) 3 56-(3) 3

What is the common difference in the following arithmetic sequence? 7,3,-1,-5

The axis of symmetry for the graph of the function f(x)=1/4^2+bx +10 is x=6. what is the value of b?

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.)