30 pts and will mark brainiest.
please explain.

If f(x) = 6x – 4, what is f(x) when x = 8? a2 b16 c44 d52

15 points what is the end behavior of this graph? & what is the asymptote of this graph?

Grace is standing 18 feet from a lighthouse and kelly is standing 10 feet from grace. the angle that grace looks up to see the top of the lighthouse is 45°. the angle that kelly looks up to see the top of the lighthouse is y°. find the height, h, of the lighthouse. find the angle, rounded to the nearest tenth of a degree, in which kelly looks up to the top of the lighthouse. to the nearest tenth of a degree, find the value of x° . in two or more sentences, explain your calculations