Explain the difference between lateral and surface area . If you were given the total service area and how could you determine the lateral surface area

Anyone know? is appreciated! will mark brainliest if correct!

Since opening night, attendance at play a has increased steadily, while attendance at play b first rose and then fell. equations modeling the daily attendance y at each play are shown below, where x is the number of days since opening night. on what day(s) was the attendance the same at both plays? what was the attendance? play a: y = 8x + 191 play b: y = -x^2 + 26x + 126

F(n + 1) = f(n) – 8. if f(1) = 100, what is f(6)?