X & Y intercepts
Which Formula
Vertical & Horizontal Lines
Slope-Intercept Form
100
Finish the statement:
To find the x-intercept you must ...
Put 0 in for y.
100
What is the formula for slope?
100
When the graph of the line is a vertical, what is its slope?
Undefined
100
Write an equation in slope-intercept form that has a slope of 4 and a y-intercept of -2
y=4x-2
200
What is the y-intercept in
y=5x+40
40 or (0,40)
200
What is the slope-intercept form?
y=mx+b
200
Find the slope of the line y=-5
Slope = 0
200
Write an equation of a line that passes through (5,6) and (0,11)
y=-x+11
300
y=9x-90
Find x-intercept
(10,0) or 10
300
What are the key information in slope-intercept form?
slope and y-intercept
300
Find the slope of these 2 points: (3, 6) and (3, 12).
(12-6)/(3-3) =6/0 =
undefined
300
Tintin has a bank account with 2000 baht. Every day he takes out 50 baht. What is the equation to represent how much baht?
y=-50x+2000
400
Finish the statement:
To find the y-intercept you must ...
put 0 in for x
400
Aside from slope, what is needed in writing the linear equation in slope-Intercept form?
y-intercept
400
What is the equation of this line?
y=2
400
Ozone opens a bank account and puts in 500 baht. Every day he adds 100 baht. What is the equation to represent how much baht?
y=100x +500
500
Captain opens a bank account and puts in 300 baht. Every day he adds 20 baht. What is the equation to represent how much baht?
y=20x+300
500
How do we know which number is our slope?
It is the number multiplied with x
mx
500
What is the equation of a horizontal line that passes through the point (-3,8)
y=8
500
Captain opens a bank account and puts in 300 baht. Every day he adds 200 baht. What is the equation to represent how much baht?
y=200x +300