Select the correct answer
which function is an odd function?
a i() = cos(268)
b. 1(a)=ce(a)
c, klavc(32)
d. f(x)=co(a)

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?

Factor the polynomial by its greatest common monomial factor.

At store a, erasers are sold individually. the cost y of x erasers is represented by the equation y=0.75x. the costs of erasers at store b are shown in the graph.