Use a Graphing Calculator to Find the Coordinates of the Turning

Multiple Choice

Use a graphing calculator to find the coordinates of the turning points of the graph of the polynomial function in the
indicated domain interval. Give answers to the nearest hundredth.
- $$f ( x ) = x ^ { 4 } - 29 x ^ { 2 } + 100 ; [ - 1,0.5 ]$$

A) $( - 3.81 , - 110.25 )$
B) $( 2,174.00 )$
C) $( 3.81,272.02 )$
D) $( 0,100 )$