The problem
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I understand how you got k<-1 AND k>1/3 and I know how to graph it, but is the "answer" no solutions because k<-1 and k>1/3 doesn't overlap on a graph
Answer provided by our tutors
The answer is not no solution but (-~, -1)U(1/3, +~).
To see the graph, first select the 'Graph' tab and type the inequality:
click here to see the inequality solved
