Identifying Linear Functions
The mathematical function's name whose graph forms a straight line and goes through the origin
What is a Direct Variaiton?
A point that lies on the x-axis.
What is the x-intercept?
Slope of a horizontal line
What is 0?
Slope intercept form of a equation of a line
What is y = mx + b ?
The linear equation whose slope is -7 and passes through the point (0,0)
What is y = -7x ?
Standard form of a linear equation.
What is Ax + By = C? OR What is ax + by = c?
The x and y intercept of 2x - 4y = 8
What is (4,0) (0,-2)?
Slope of a vertical line
What is undefined?
An equation in slope intercept form where the slope is 1/2 and the y-intercept is -5
What is y =1/2x - 5 ?
This is the method of determining if two lines are perpendicular using their equations only
What are opposite inverse slopes?
The linear equation of y - 3 = 1/2(x + 2)
What is Point-Slope Form?
The x and y intercepts of 3x + 4y = 24
What is (8,0) and the (0,6)?
Slope of the line through (4,-2) and (-1,2)
What is -4/5?
An equation of a line parallel to y = 4x - 8 and passing through the point (2,5)
What is y = 4x - 3?
This equation is perpendicular to the line y = 1/4x + 3 and passes through the point (-1,-2)
What is y = -4x - 6 ?
The linear equation of 2x - 5y = 20
What is Standard Form?
The x and y intercept of y = 11x
What is (0,0)
Slope of the line through (20,3000) and (60,2000)
What is -25?
An equation: y - 4 = 3(x + 5) in slope-intercept form
What is y = 3x + 19 ?
The relationship between these two lines: y= 2x + 3 and y = -2x + 5
What are intersecting lines? OR What are two lines that are not parallel nor perpendicular?
The Equation for Parallel lines have __________?
The Equation for Perpendicular lines have _________?
Same Slopes.
Opposite Inverse Slopes.
The x and y intercepts of x = -4
What is (-4,0) and no y-intercept?
Slope of the this equation 2y = 6x - 10
What is 3
An equation in slope-intercept form that is perpendicular to y = 2/3x + 1 and goes through the point (4, 1)
What is y = -3/2x + 7
An equation passing through the points (1,-4) and (3,2)
What is y = 3x - 7 ?