How do you solve and write the following in interval notation: #x + 1 > -2# and #x + 3 <8#?
1 Answer
Nov 15, 2017
(-3 and 5)
Explanation:
For interval solutions, left brackets mean the lower boundary and right brackets mean the upper boundary, with [ ] meaning "including" and ( ) meaning "excluding".
(a)
Hence, the answer is (-3
(b)
Hence, the answer is 5)