Heather is trying to decide what classes to take next year. she must take one of each and can choose from 3 math classes, 2 science classes, 4 history classes, and 3 english classes. how many different schedules can she have? a) 4 b) 12 c) 48 d) 72

answer: all the values are within because it has a pattern that repeats from -6 to 4.

good luck!

the graph in the attached figure

step-by-step explanation:

we have

using a graphing tool

the graph in the attached figure

the roots are ( x-intercepts) x=-0.5,x=1,x=3

the y-intercept is the point (0,3)