Of 0 lies in the quadrant iv. what can be the value of cos0

Do graduates from uf tend to have a higher income than students at fsu, five years after graduation? a random sample of 100 graduates was taken from both schools. let muf be the population mean salary at uf and let mufsu be the population mean salary at fsu. how should we write the alternative hypothesis?

What is the answer to this question? i'm a bit stumped. also how do i do it? 5(x - 4) = 2(x + 5)

Asequence is defined recursively using the formula f(n + 1) =f(n) - 5. which sequence could be