CHAPTER 3

Use the graphing calculator to relate the numbers in a linear equation to its graph. ... it will help to have a meter or yard stick to approximate a line of best fit. ... by (Cx+D) instead of just FOIL. Then you can set up completing the square by working backwards from (for example) x2 + 6x + 4 by showing a square with dimensions (x + 3) by (x ... ................
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