Graphing 12 - Slope between two points

Graphing 12 - Slope between two points
  • Currently 4.0/5 Stars.
1910 views - 00:10:41
Part of video series Graphing Lines
Taught by YourMathGal
More free YouTube videos by Julie Harland are organized at http://yourmathgal.com
Continuation of the ideas from Graphing 11: More examples showing how to find the slope of a line passing through two points by using the algebraic formula for slope. This is part 12 of a series of videos about graphing lines.
  • Slope Homework - Homework practice on slope.
  • Slope Slider - A slope slider website that shows the graph of an equation given a slope and a y-intercept.
  • How do you use the formula m = (y2 - y1)/(x2 - x1) to find slope between two points?
  • How do you find the slope of the line containing the pair of points (8, -5) and (-3, -2)?
  • What is an easy way to make sure that you are putting values in the correct spots when using the slope formula?
  • What is the slope between the points (5, -7) and (5, 2)?
  • What happens if you get an undefined slope for a line?
  • How do you find the slope between the points (18, -11) and (40, 5)?
  • How do you know whether to expect a positive or negative slope when you find the slope between two points?
  • What is the slope between the points (-1, -3) and (1, 5)?
  • How do you find the slope between two points without graphing them?
  • How do you find the slope of the line containing the pair of points (-4, -3) and (2, -3)?
  • What happens if you get a slope of 0 for a line?
This video continues from the previous video and does many more example problems of finding slope between two points. All steps are explained and a really cool technique is shown in which you place y / x for both pairs to make sure they line up correctly in the formula.
  • Currently 4.0/5 Stars.
Reviewed by MathVids Staff on January 03, 2010.
really helpful Thanks i passes my first math test this year!!!!
  • Currently 5.0/5 Stars.
Reviewed by starshell on April 12, 2010.
Super helpful,my teacher always made it sound like Calculus.
  • Currently 5.0/5 Stars.
Reviewed by xGavyn on November 27, 2010.
 
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