Unit 2 Review
Flashcard
•
Mathematics
•
9th Grade
•
Practice Problem
•
Hard
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1.
FLASHCARD QUESTION
Front
What is the range of a relation?
Back
The range of a relation is the set of all output values (y-values) that correspond to the input values (x-values) in the relation.
2.
FLASHCARD QUESTION
Front
What is the solution to the equation 7x + 19 = -2x + 55?
Back
4
3.
FLASHCARD QUESTION
Front
What is the domain of a relation?
Back
The domain of a relation is the set of all input values (x-values) that can be used in the relation.
4.
FLASHCARD QUESTION
Front
What does it mean if the slope of a line is undefined?
Back
An undefined slope indicates that the line is vertical, meaning it does not have a defined rise over run.
5.
FLASHCARD QUESTION
Front
What is the slope of a line represented by the ratio 4/3?
Back
The slope of the line is 4/3, indicating that for every 3 units moved horizontally, the line moves 4 units vertically.
6.
FLASHCARD QUESTION
Front
How do you find the slope of a line given two points (x1, y1) and (x2, y2)?
Back
The slope (m) is calculated using the formula m = (y2 - y1) / (x2 - x1).
7.
FLASHCARD QUESTION
Front
What is a linear equation?
Back
A linear equation is an equation that forms a straight line when graphed, typically in the form y = mx + b.
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