Subtract 8 y^2 − 5 y + 7 from 2 y^2 + 7 y + 1 1

the answer is: −6y ^2 +12y+4

What’s the ratio in simplest form if you count 14 robins out of 150 birds

F(x)= 1/x-4, g(x)=4x+1/x a. use composition to prove whether or not the functions are inverses of each other. b. express the domain of the compositions using interval notation.

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.