Positive/Negative and Increasing/Decreasing Intervals
Flashcard
•
Mathematics
•
9th Grade
•
Practice Problem
•
Hard
Standards-aligned
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15 questions
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1.
FLASHCARD QUESTION
Front
What is an increasing interval in a function?
Back
An increasing interval is a range of x-values where the function's output (y-values) is rising as x increases.
2.
FLASHCARD QUESTION
Front
What is a decreasing interval in a function?
Back
A decreasing interval is a range of x-values where the function's output (y-values) is falling as x increases.
3.
FLASHCARD QUESTION
Front
Define positive interval in the context of functions.
Back
A positive interval is a range of x-values where the function's output (y-values) is greater than zero.
4.
FLASHCARD QUESTION
Front
Define negative interval in the context of functions.
Back
A negative interval is a range of x-values where the function's output (y-values) is less than zero.
Tags
CCSS.8.F.A.1
CCSS.HSF.IF.B.5
5.
FLASHCARD QUESTION
Front
How do you identify increasing intervals from a graph?
Back
Increasing intervals can be identified on a graph where the slope of the tangent line is positive.
6.
FLASHCARD QUESTION
Front
How do you identify decreasing intervals from a graph?
Back
Decreasing intervals can be identified on a graph where the slope of the tangent line is negative.
7.
FLASHCARD QUESTION
Front
What does it mean if a function is increasing on the interval (-∞, 2]?
Back
It means that for all x-values less than or equal to 2, the function's output is increasing.
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