What are the roots of the polynomial equation x3-5x+5=2x2-5? Use a graphing calculator and a system of equations. Round noninteger roots to the nearest hundredth.

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asked Oct 1, 2019 29.8k views

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Pavel Kutakov · Answer 1 · 2019-10-04T17:58:31+0000

It is not necessary to use a system of equations. By subtracting the right side of the equation, it can be put in a form such that the solutions are the x-intercepts of the graph. This graphing calculator shows them to be
x = -2.24, 2, and 2.24

What are the roots of the polynomial equation x3-5x+5=2x2-5? Use a graphing calculator-example-1

What are the roots of the polynomial equation x3-5x+5=2x2-5? Use a graphing calculator and a system of equations. Round noninteger roots to the nearest hundredth.

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