Given: f(x) = 3x2 + 5 and
g(x) = x^3- x^2 + 2x
Find [g • f](2)

And employee salary increased by $4500 which represents a 15% raise what is the rate of the increase

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.

Math it's appreciated. (picture provided)