Find the exact value of the expression. do not use a calculator.

sec 60° - sin 60°

attached are answer options, if you could show step by step that would be great.

Write an inequality and solve each problem.for exercises 11 and 12, interpret the solution.

The total ticket sales for a high school basketball game were $2,260. the ticket price for students were $2.25 less than the adult ticket price. the number of adult tickets sold was 230, and the number of student tickets sold was 180. what was the price of an adult ticket?

Sally deposited money into a savings account paying 4% simple interest per year. the first year, she earned $75 in interest. how much interest will she earn during the following year? show your work and explain your reasoning in the space provided below.