Cubic Functions Assessment
Test your knowledge and skills related to cubic functions. Please answer all questions carefully.
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Which of the following is the general form of a cubic function?
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f(x) = ax^3 + bx^2 + cx + d
f(x) = ax^2 + bx + c
f(x) = ax + b
Other
Given the function f(x) = 2x^3 - 3x^2 + x - 5, what is the value of f(2)?
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Which of the following statements about cubic functions are true? (Select all that apply)
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A cubic function can have up to three real roots.
The graph of a cubic function can have two turning points.
A cubic function is always increasing.
Other
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Explain in your own words the difference between a cubic function and a quadratic function.
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How confident do you feel about your understanding of cubic functions?
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Not confident
1
2
3
4
Very confident
5
1 is Not confident, 5 is Very confident
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