50 points look at pic

Given this information, which expression must represent the value of b?

If sin(x) = 0 and cos(x) = 1, what is tan(x)?

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?