Let
[math]

(A) Use interval notation to indicate where [math]

** Note:** When using interval notation in WeBWorK, remember
that:

(i) You use 'inf' for [math]

(ii) 'U' for the union symbol.

(iii) If the interval is empty, write "{}" without the quotation marks.

Increasing:

(B) Use interval notation to indicate where [math]

Decreasing:

(C) Find the average of the [math]

Note: If there are no local maxima, enter -1000.

Average of [math]

(D) Find the average of the [math]

Note: If there are no local minima, enter -1000.

Average of [math]

Your overall score for this problem is