Use a Graphing Calculator to Find, Approximately the Range of the Function

question 50

Multiple Choice

Use a graphing calculator to find, approximately the range of the function. $$f ( x ) = 2 x ^ { 4 } - x ^ { 3 } + x ^ { 2 } + 2 x - 7$$

• A) \([ - 2,7 )\)
• B) \(( - \infty , \infty )\)
• C) \([ - 14 , \infty )\)
• D) \([ - 7 , \infty )\)
• E) \([ - \infty , 7 )\)

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