General solution for y'''-y''+4y'-4y=5x-e^(-x)+sin(3x)

If jm equals 5x -8 and lm equals 2x -6 which expression represents jl

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

Draw a tape diagram to represent each situation.for some of the situations,you need to decide what to represent with a variable andre bakes 9 pans of brownies.he donates 7 pans to the school bake sale and keeps the rest to divide equally among his class of 30 students