Sketching Cubic Functions: Factorizing and Finding Intercepts

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Mathematics
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University
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Hard
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the general trend of a positive cubic function?
Circular
Upwards
Downwards
Horizontal
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How many roots does a cubic function have when it passes through the x-axis at three separate locations?
One root
Two roots
Three roots
No roots
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a repeated root in the context of cubic functions?
A root that is not on the x-axis
A root that is imaginary
A root that acts as a tangent to the x-axis
A root that appears only once
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which method is used to find the maximum and minimum points of a cubic function?
Graphing
Integration
Substitution
Differentiation
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the y-intercept of a cubic function when x = 0?
The coefficient of x
The coefficient of x^3
The constant term of the function
The coefficient of x^2
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
When a cubic function cannot be completely factorized, which formula is used to find the roots?
Cubic formula
Quadratic formula
Linear formula
Exponential formula
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the first step in using the factor theorem to sketch a cubic function?
Find the y-intercept
Draw the graph
Identify the turning points
Look for factors and substitute values
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