Angle alpha lies in quadrant ii, and tan alpha = -12/5. angle beta lies in quadrant iv, and cos beta = 3/5. what is the exact value of cos(alpha-beta)?

100 points pleass asap

Aboat costs 19200 and decreases in value by 12% per year. how much will it cost in 5 years

The probability that a student graduating from suburban state university has student loans to pay off after graduation is .60. if two students are randomly selected from this university, what is the probability that neither of them has student loans to pay off after graduation?

Which function in vertex form is equivalent to f(x) = x2 + 6x + 3? f(x) = (x + 3)2 + 3 f(x) = (x + 3)2 − 6 f(x) = (x + 6)2 + 3 f(x) = (x + 6)2 − 6