Writing the Equation of a Line (4.1)
The equation for slope intercept form is?
y = mx + b
-1Write an equation in slope intercept form passing through the given points.
( -1, -2 ) and ( 0, 3 )
y = 5x+3
True or False? Parallel lines have slopes that are the same.
True
Perpendicular lines have slopes that are
a. parallel
b. opposite reciprocals
b
Are the lines y = 3x + 7 and y = 3x + 4 parallel, perpendicular, or neither?
parallel
What is the slope in the equation y = -5x + 3 ?
-5
Write an equation in slope intercept form passing through the given points.
( 1, -2 ) and ( 2, -1 )
y = 1x-3
What slope would be PARALLEL to the given line
y = 1/2x + 5
1/2
Which slope is perpendicular to y = 1/2x + 3
a. -1/2
b. -2
c. 1/2
b
Are the lines y = 3/4x + 6 and y = =4/3x + 4 parallel, perpendicular, or neither?
perpendicular
What is the y-intercept in the equation y = -2/3x + 7 ?
7
Write an equation in slope intercept form passing through the given points.
( 5, 3 ) and ( 4, 5 )
y = -2x+13
Which slope would be PARALLEL to the given line
y = 5x + 4
5
Which slope is perpendicular to y = -3/4x + 7
a. -3/4
b. 3/4
c. 4/3
c
Are the lines y = -2x + 5 and y = -3/2x + 4 parallel, perpendicular, or neither?
neither
Write the equation of a line is slope intercept form of the line described.
slope = 1/2
y-intercept of -3
y = 1/2x - 3
Write an equation in slope intercept form passing through the given points.
( -4, 7 ) and ( -2, 3 )
y = -2x-1
What slope would be PARALLEL to the given line?
y=1/4x-3
1/4
Which slope is perpendicular to y = -6x + 3
a. 1/6
b. -6
c. -1/6
a
Are the lines y = -3x - 2 and y = 3x + 4 parallel, perpendicular, or neither?
neither
Write the equation of a line is slope intercept form of the line described.
slope = 3
y-intercept of 5
y = 3x + 5
Write an equation in slope intercept form passing through the given points.
( -2, 2 ) and ( -5, -4 )
y = 2x+6
What slope would be parallel to the given line?
y=-5x+3
-5
What is the slope of the perpendicular line to y = -5x + 2 ?
1/5
Are the lines y = 3x + 7 and y = -1/3x + 4 parallel, perpendicular, or neither?
perpendicular