Vocab and Definitions
The names of the 2 types of Relationships
What are additive and multiplicative?
This equation, y = ax, shows a type of relationship
What is a multiplicative relationship?
The coefficient in Y = 3X
What is 3?
An equation that shows a multiplicative relationship with a coefficient of 2
What is y = 2x?
The start of every multiplicative relationship
What is the origin?
A number multiplied by a variable in an algebraic expression
What is a coefficient?
The equation, y = a + x, shows a type of relationship
What is an additive relationship?
The ordered pair in every multiplicative relationship
What is (0,0)?
An equation that shows an additive relationship with a constant of 2
What is y = x + 2?
The equation represents what type of relationship:
y = x - 5
What is an additive relationship?
A number that does not vary
What is a constant?
The name for (0,0)
What is the origin?
The graph goes through the origin
What is a multiplicative relationship?
The equation for the following ordered pairs is:
(0,4)
(1,5)
(2,6)
(3,7)
What is y = x + 4
The line of this relationship crosses the y-axis at other points other than the origin
What is an additive relationship?
This relationship starts at the origin
What is a multiplicative relationship?
The number in front of X in Y =1/2 X
What is a coefficient?
The form of a linear equation that has a multiplicative relationship?
What is y= ax?
The equation for the following ordered pairs is
(2,1)
(4,2)
(6,3)
(8,4)
What is y = (1/2)x ?
A relationship among a set of ordered pairs in which each x-value is multiplied by the same factor to find each corresponding y-value
What is a multiplicative relationship?
This relationship has a y intercept other than 0.
What is an additive relationship?
Another name for a in y= a + x
What is a constant?
The equation for the following description:
Three bags of topsoil weigh a total of 120 pounds.
What is y= 40x?
This equation has a constant of -3 and a coefficient of 7
What is y = 7x - 3?
The relationship among set of ordered pairs in which the same value is added to each x-value to find the corresponding y-value
What is an additive relationship?