Find f(1/2) for the function:
f(x)=-x^2+x-3

Ineed no it anyone can see this

Question 13 (1 point) jerome is starting a new job. his contract states he will earn $42,000 the first year, and will get a 4% raise per year. which function s(x) represents jerome's salary after a certain number of years, x?

Use the given information to determine the exact trigonometric value.