Answer:
d. f opens upward with a y-intercept at (0, 2); h opens downward with a y-intercept at (0, -2)
.30 increase so it'd be 1.80
they earned 80 dollars more in september
Sep-360
Oct.280
Find out how many min are in a year and divided by that and you get your 22831.0502283
I think is 4.7 for SU, pls let me know if is right :).