Domain and Range
The domain of a function or relation is all of its ____ values.
What is x-values?
State the definition of a relation.
What is a set of ordered pairs?
The number of variables in a function.
What is two variables?
What is function notation?
This letter is used to signify slope.
What is m?
Find the domain of the following relation:
(-1,2) (2,2) (0,0) (3,-1) (1,0) (4,5)
What is {-1, 2, 0, 3, 1, 4}?
The range of the following relation: (1,9) (0,5), (2,3) (7,1) (-2,1).
What is {9,5,3,1}
The test to determine if a graph is a function.
What is the vertical line test?
Evaluate f(-1): f(x)= 2x
What is -2?
There are this many types of slopes.
What is 4?
Find the domain and range of the following relation:
(0,1) (-1,0) (2,3) (-4,2) (5,3)
What is {0, -1, 2, -4, 5} and {1, 0, 3, 2}
The reason why this relation is not a function:
(2,3) (-1,4) (0,1) (2, 5)
What is a repeating x-value?
True or False This relation is a function: (1,1) (0, 3) (9, -2) (4, -2).
What is true?
This is what we mean when we say evaluate a function at a specific value of x.
What is plug it into the function to find y?
This is the formula for slope.
What is m = y2-y1 / x2-x1?
State the domain of the following function: y = 2x - 1
What is "all real numbers"?
True or False.
All functions are relations.
What is True?
The definition of a function.
What is a relation that assigns one value of x to exactly one value of y?
Evaluate f(-3): f(x)=|x3 - x|
What is 30?
Find thee slope between the following two points: (1,2) and (4,6).
What is m= 4/3?
State the range of the following function in interval notation: y= -3x + 4
What is (-inf, inf)
List three ways of representing a relation without an equation.
What are graphs, tables, and mappings?
The domain and range of the following function: f(x)=|x|
What is d: all real numbers and r: all positive real numbers?
Evaluate f(-2)= -x2-3x+4
What is 6?
Find the slope between the following two points: (5, 7) and (5, -9).
What is no slope?