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The polynomial equation x3 - 4x²+2x+10 - 42 -5x-3 has complex roots 3 + 21. What is the other root? Use a graphing calculator and a system of equations. O-3 O-1 O 3 O 10
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The polynomial equation x3 - 4x²+2x+10 - 42 -5x-3 has complex roots 3 + 21. What is the other root? Use a graphing

calculator and a system of equations.
O-3
O-1
O 3
O 10

User Mark Shevchenko
by
6.8k points

1 Answer

4 votes

9514 1404 393

Answer:

B. -1

Explanation:

The graphing calculator shows the left-side function intersects the right-side function at x = -1.

The polynomial equation x3 - 4x²+2x+10 - 42 -5x-3 has complex roots 3 + 21. What is-example-1
User Lycha
by
6.7k points
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