4
QuizMultiple Choice

Solving Polynomial Equations using Technology — Quiz

Question 4 • Algebra II

What are the roots of the polynomial equation x cubed minus 5 x plus 5 is equal to 2 x squared minus 5 ? Use a graphing calculator and a system of equations. Round noninteger roots to the nearest hundredth.

Answer
A
3 , 5
B
negative 3 , negative 5
C
negative 2 point 2 4 , negative 2 , 2 point 2 4
D
negative 2 point 2 4 , 2 , 2 point 2 4
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