For positive angles A and B, it is known that cos A= 4/5 and sin B= 28/53. Find the value of cos (A-B) in simplest form.​

Is the following relation a function? x y 1 4 −1 −2 3 10 5 16 yes no

Aline has a slope of 1/4 and passes through point (0.4,-1/2). what is the value of the y-intercept?

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?