Direct and Inverse Variation (finding the constant - k)

Direct Variation - as one value goes up, the other goes up accordingly.
Inverse Variation - as one value goes up, the other goes down.
►Accompanying worksheet for this video.

Algebra 2 - Direct and Inverse Variation from Yay Math on Vimeo.

At Virtual Nerd
How Direct Variation looks on a graph Very good!!!
What is Direct Variation or Directly Proportional? 
Constant of Variation - table
Solving a word problem - has a fraction


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