Question

Lionel computed the average rate of change in the depth of a pool over a two-week interval to be zero. Which statement must be true?

The pool must have been empty for the entire interval.

The pool must have been the same depth at the start of the interval as it was at the end of the interval.

The pool must have been deeper at the end of the interval than it was at the start of the interval.

The pool must have been more shallow at the end of the interval than it was at the start of the interval.

Answer 1

we cannot say with certaininty the amount of water at any point within the interval

Answer 2

all we can address is the amount at the start, and at the end. If they are the same, then the average change is zero

Answer 3

The value, V(m), of a comic book m months after publication has a average rate of change of –0.04 between m = 36 and m = 60. Which statement must be true?

Answer 4

please post new questions in a new post.

Answer 5

where is that

Answer 6

hit the close button to close this question, then type a new question in the "ask a question" box.