Use a Graphing Calculator to Approximate the Real Zeros $$f ( x ) = x ^ { 3 } + x ^ { 2 } - 11 x - 11$$

Use a graphing calculator to approximate the real zeros. Give each zero as a decimal to the nearest tenth.
- $$f ( x ) = x ^ { 3 } + x ^ { 2 } - 11 x - 11$$

A) $1,3.3 , - 3.3$
B) $1,5.5 , - 5.5$
C) $1,3.3 \mathrm { i } , - 3.3 \mathrm { i }$
D) $- 1,3.3 , - 3.3$

Correct Answer:

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