Phyllis invested $12,000, a portion earning a simple interest rate of 6 1 5 % per year and the rest earning a rate of 6% per year. after 1 year the total interest earned on these investments was $736. how much money did she invest at each rate?

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.

The quadratic function h(t)=-16.1t^2+150 choose the graph representation

Which expression is equivalent to (4 +6i)^2? ? -20 + 48i 8 + 12i 16 - 36i 20 + 48i