What is decimal form for 1 fifth

If the table of the function contains exactly two potential turning points, one with an input value of –1, which statement best describes all possible values of m? m ≥ –12 –12 < m < 4 m ≤ 4 m ≥ 4 or m ≤ –12

Ijust need to see how to do this. so you don’t have to answer all of them just a step by step explanation of one.

Which linear inequality is represented by the graph?