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Which statement best describes the function below? f(x)=2x^3+2x^2-x A. It is not a function. B. It is a many-to-one function. C. It is a one-to-one function. D.It fails the vertical line test.
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Which statement best describes the function below? f(x)=2x^3+2x^2-x A. It is not a function. B. It is a many-to-one function. C. It is a one-to-one function. D.It fails the vertical line test.

User Maxim Goncharuk
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8.9k points

2 Answers

3 votes

Answer:

B

Explanation:

User MPPNBD
by
7.9k points
3 votes
A plot of the function shows that
(a) It is a cubic polynomial, with zeros at x = 0, -1.366, and 0.366
(b) It passes the vertical line test.

Therefore the function is a one-to-one function.

Answer: C
User Jozka Jozin
by
8.0k points
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