Show:
Slopes
Slope-intercept form
Graphing tidbits
What is the equation?
Horizontal and Vertical
100
Find the slope of a line passing through (1, 4) and (4, 13)
What is 3
100
What is the y-intercept in the equation y = 7x - 10
What is -10
100
What is the rise and run of this graph?
What is rise = 2 run = 4
100
What is the y-intercept and slope of this graph?
What is m = -1/2 b = 2
100
Horizontal lines all have slopes that equal what? You must explain!
What is 0
200
What is the equation to find a slope from two points?
What is m = (y2-y1)/(x2-x1)
200
What is the equation for slope-intercept form?
What is y = mx + b
200
What is the slope of this graph?
What is 4/3
200
Give two points on the graph of the line y = 1/3x -2
What is (0,-2) (3,-1) or others!
200
Graph the line y = 1
What is show me your graph!
300
Find the slope of a line passing through (9,-5) and (11, -6)
What is 1/2
300
What is the slope in the equation y = 1 - x
What is -1
300
Explain how to tell the graph of a line has a positive or negative slope?
What is positive slope lines go up (or rise) from left to right. Negative slope lines go down (or decline) from left to right.
300
What is the equation of this line?
What is y = -1/2x - 1/2
300
Vertical lines all have slopes that equal what? you must explain!
What is undefined
400
Find the mistake: Find the slope of a line passing through the origin and (-8, -4) (-8 - 0) / (-4 - 0) = -8/-4 = 2
What is y coordinates are in the denominator and x coordinates are in the numerator
400
What is the equation of a line whose slope is -9 and whose y-intercept is 17
What is y = -9x + 17
400
What is the y-intercept of this line?
What is 3
400
Graph the equation y = 2x - 4
What is (show me your picture)
400
Graph the lines x = 4 and y = -4 on the same coordinate axes
What is show me your work!
500
Define slope
What is rise/run or change in y/change in x
500
What is the slope in the equation y - 2x = 18
What is 2
500
When graphing the line y = 3x + 1, what is the first (and easiest) point you should graph.
What is the y-intercept (0,1). b = 1. graph 1 on the y-axis
500
What is the equation of this line?
What is y = -1/2x - 3
500
What is the graph of this line?
What is x = 3