How to i expand this ? x3 (3x - 5)

Use set builder notation to represent the following set: { -3, -2, -1, 0}

Find the zero function by factoring (try to show work) h(x)=-x^2-6x-9

It took alice 5 5/6 hours to drive to her grandparents' house for . on the way home, she ran into traffic and it took her 7 3/8 hours. how much longer did the return trip take? write your answer as a proper fraction or mixed number in simplest form. the trip home took __hours longer. ?