Use a graphing calculator to approximate the real zeros of the function defined by f(x). Express decimal approximations to
the nearest hundredth.
-$$f ( x ) = x ^ { 4 } - 2.44 x ^ { 3 } - 12.25 x ^ { 2 } + 21.56 x + 17.68$$
A) $2.33 , - 0.63 , - 3.12,3.86$
B) $2.33 , - 3.12 , - 3.86$
C) $- 2.33 , - 0.63 , - 3.12 , - 3.86$
D) $0.63 , - 3.86$

Question

Quizplus · Accepted Answer

Using a graphing calculator to approximate the real zeros of the given function, the zeros are found to be approximately $2.33$, $-0.63$, $-3.12$, and $3.86$, rounded to the nearest hundredth.

Use a Graphing Calculator to Approximate the Real Zeros of the Function