a polynomial function h(x) with integer coefficients has a leading coefficient of -2 and a constant term of -1. according to the rational root theorem, which of the following are possible roots of h(x)? 1, -1, -1/2, 1/2

How do i do this activity, is appreciated

The tuition costs, c, for a local community college are modeled by c(h) = 250 + 200h, where h represents the number of credit hours taken. the local state university has tuition costs, s, modeled by the function s(h) = 300 + 180h. how many credit hours will a student have to take for the two tuition costs to be equal? round the answer to the nearest tenth of an hour.

Hector and alex traded video games. alex gave hector one fourth of his video games in exchange for 6 video games. then he sold 3 video games and gave 2 video games to his brother. alex ended up with 16 video games. how many video games did alex have when he started?