Question
What is 9-|x+4|<5 in interval and set notation?
Answers
mathhelper
9-|x+4|<5
-|x+4|<5-9
-|x+4|< -4
|x+4| > 4
x+4 >4 or -x-4 > 4
x > 0 OR x < -8
put it in the notation asked for
-|x+4|<5-9
-|x+4|< -4
|x+4| > 4
x+4 >4 or -x-4 > 4
x > 0 OR x < -8
put it in the notation asked for