Increasing and Decreasing Functions
Interactive Video
•
Mathematics
•
9th - 10th Grade
•
Practice Problem
•
Hard
Thomas White
FREE Resource
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6 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the main focus of the video tutorial?
Examining polynomial functions for increasing or decreasing intervals
Solving quadratic equations
Understanding trigonometric identities
Graphing linear functions
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How can you visually determine if a function is decreasing?
By checking if the graph is a parabola
By checking if the graph moves downwards from left to right
By checking if the graph moves upwards from left to right
By checking if the graph is a straight line
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the first step in the algebraic method to determine if a function is increasing or decreasing?
Find the y-intercept
Calculate the derivative
Pick two x-values within the interval
Graph the function
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the example of a decreasing interval, what happens to the y-values as x-values increase?
Y-values increase
Y-values become zero
Y-values decrease
Y-values remain constant
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What indicates an increasing interval in the algebraic method?
Both x and y values decrease
X values increase while y values decrease
Both x and y values increase
X values decrease while y values increase
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the final example, what is the behavior of the function over the interval from -3 to -2?
The function is decreasing
The function is undefined
The function is constant
The function is increasing
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