Determine the interval(s) on which the function is (strictly) decreasing.

write your answer as an interval or union of intervals.

It's strictly increasing on: [-7,-6]∪[1,3]. 
It's increasing on: [-7,-2]∪[1,3].

29. because you will divide each number of months by 12 to find the number of years. which would mean, 5, 12.5, 16, 45, 50, 72.5. which is crazy. anyhow, i think you find the median in the middle. and yea hope your test goes good