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

The graph of f(x)=4x^3-13x^2+9x+2 is shown below. How many roots of f(x) are rational number?
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1 vote
The graph of f(x)=4x^3-13x^2+9x+2 is shown below. How many roots of f(x) are rational number?

User Mike Fleming
by
7.8k points

2 Answers

1 vote

Answer:

2

Explanation:

edge 2022

User Madmaze
by
8.9k points
1 vote

Answer:

x=2,5+√41/8,5−√41/8

Explanation:

Find the roots/zeros using the rational roots test.

User Pescolly
by
7.6k points
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