Determine Whether the Given Graph Is the Graph of a Polynomial

Determine whether the given graph is the graph of a polynomial function, a rational function (but not a polynomial) , or a piecewise defined function. Use the graph to estimate the turning points. Round your answers to two decimal places. ​ ​

A) polynomial function turning points:
And
B) rational function turning points:
And
C) polynomial function turning points:
,
, and
D) rational function turning points:
,
, and
E) piecewise function turning points:
And

Correct Answer:

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