F(x) = -x² – 3 x + 3
Find f(7)

Use the graph of the sine function y=2sinθ shown below

Sarah took the advertising department from her company on a round trip to meet with a potential client. including sarah a total of 11 people took the trip. she was able to purchase coach tickets for $280 and first class tickets for $1280. she used her total budget for airfare for the trip, which was $6080. how many first class tickets did she buy? how many coach tickets did she buy?

Interpret the following expression (5y^2-7)^3/(2y)^2