Unit 5 Functions Review

Flashcard
•
Mathematics
•
8th Grade
•
Hard
+6
Standards-aligned
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15 questions
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1.
FLASHCARD QUESTION
Front
What is the formula for a linear function?
Back
A linear function can be expressed in the form y = mx + b, where m is the slope and b is the y-intercept.
Tags
CCSS.8.F.B.4
CCSS.HSF.LE.A.2
2.
FLASHCARD QUESTION
Front
How do you evaluate a function at a specific point?
Back
To evaluate a function at a specific point, substitute the value of the variable into the function's equation and simplify.
Tags
CCSS.HSF.IF.A.2
3.
FLASHCARD QUESTION
Front
What does a constant speed graph look like?
Back
A constant speed graph is a straight line that has a constant slope, indicating that the distance changes at a constant rate over time.
Tags
CCSS.8.EE.B.5
4.
FLASHCARD QUESTION
Front
What is a function?
Back
A function is a relation that assigns exactly one output for each input.
Tags
CCSS.8.F.A.1
5.
FLASHCARD QUESTION
Front
What does it mean for y to be a function of x?
Back
It means that for every value of x, there is exactly one corresponding value of y.
Tags
CCSS.8.F.A.1
6.
FLASHCARD QUESTION
Front
What is the significance of the slope in a linear function?
Back
The slope indicates the rate of change of the function; it shows how much y changes for a unit change in x.
Tags
CCSS.8.EE.B.5
7.
FLASHCARD QUESTION
Front
What is the y-intercept of a function?
Back
The y-intercept is the point where the graph of the function crosses the y-axis, which occurs when x = 0.
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