Me again. Still really bad with math!:(

Suppose investors can earn a return of 2% per 6 months on a treasury note with 6 months remaining until maturity. the face value of the t-bill is $10,000. what price would you expect a 6-month maturity treasury bill to sell for? (round your answer to 2 decimal places. omit the "$" sign in your response.)

In which direction does the left side of the graph of this function point? a(x) = 3x - x2 + 4x - 2

Sawsan recorded the favorite sport of students at her school. she surveyed 200 students. how many students chose tennis?