What is the domain indicated on the graph for each
portion of the piecewise function?
1-2, Domain 1st piece
2x + 1, Domain 2nd piece
Domain 3rd piece
f(x) =
X
1st piece:
2nd piece:
3rd piece:

What is the volume of a rectangular prism if the length is 10.4 mm the width is 5 mm in the height is 8 mm

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.

How do i simply this expression (quadratic formula basis) on a ti-84 or normal calculator?