Of the Graph of a FunctionThe following information is useful for sketching the graph of (1) The domain of (2) Determine whether (3) Turning points and monotonicity of (4) Inflectional points and convexity of (5) Asymptotes including horizontal, vertical and oblique ones (if any). (6) Some special points on the graph, such as intercepts.
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, i.e. the range of values of 
within which 
is well-defined.
