Can someone please help with finding the domain and range

Which polynomial function has x intercepts -1, 0, and 2 and passes through the point (1, -6)

Jabari is power washing houses for a summer job. for every job, he charges an initial fee plus $30 for each hour of work. his total fee for a 4 -hour job, for instance, is $170 . jabari's total fee,f, for a single job is a function of the number,t, of hours it takes him to complete the job. write the function's formula.

Give the equations of two different lines that are perpendicular to the line 3x + 4y = 7.