How do you solve and write the following in interval notation: #abs(2x+5)>=3#?
1 Answer
Jul 14, 2016
(-inf., -4] and [-1, inf.)
Explanation:
I2x + 5I
Separate solving into 2 parts:
a.
b.
Answers by half closed intervals: (-inf., -4] and [-1, inf.)
Graph
=============== -4 -------------- -1 === 0 ===============