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The graph of f(x)=4x^3-13x+9x+2 is shown below. How many roots of f(x) are rational numbers? Quick Please!!!!

The graph of f(x)=4x^3-13x+9x+2 is shown below. How many roots of f(x) are rational numbers? Quick Please!!!!
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The graph of f(x)=4x^3-13x+9x+2 is shown below. How many roots of f(x) are rational numbers? Quick Please!!!!

The graph of f(x)=4x^3-13x+9x+2 is shown below. How many roots of f(x) are rational-example-1
User Reeses
by
8.0k points

1 Answer

3 votes

Answer:

All three are rational numbers.

Explanation:

I used Desmos (a graphing calculator online) and the roots were all able to be written with fractions.

User Barbiepylon
by
7.8k points
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