SOLUTION: Use interval notation to denote the set of all real numbers x that satisfy the given inequality? 1) 5&#8804;x&#8804;8 2) x&#8805;-8 3) -3<x<14

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Question 647463: Use interval notation to denote the set of all real numbers x that satisfy the given inequality?
1) 5≤x≤8
2) x≥-8
3) -3

Answer by swincher4391(1107) About Me  (Show Source):
You can put this solution on YOUR website!
[5,8]
[8,oo)
(-3,14)
The brackets are exclusive while the parenthesis are inclusive. Meaning we either exclude or include the endpoint. Infinity will never be inclusive since it is a concept; a limit, not a number.