Use a Graphing Calculator to Approximate the Real Zeros $$f ( x ) = 2 x ^ { 3 } + x ^ { 2 } - 14 x - 7$$

Multiple Choice

Use a graphing calculator to approximate the real zeros. Give each zero as a decimal to the nearest tenth.
- $$f ( x ) = 2 x ^ { 3 } + x ^ { 2 } - 14 x - 7$$

A) $- 0.5,2.6 , - 2.6$
B) $0.5,2.6 , - 2.6$
C) $- 2,2.7 , - 2.7$
D) $2,7 , - 7$