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Tutorial-Solve a proportion when the variable is in denominator and numerator ex 16, (3+2x)/(3–2x)=3
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Lipscomb Academy's Pat Wood has won this week's Tennessean Teacher of the Week honoring math teachers. She and eight other ...
Boing Boing on MSN
Why a ball in a box vanishes as you add more dimensions
Put a ball in a box. In two dimensions, the ball (a circle) fills most of the box (a square). In three dimensions, a sphere still takes up a good chunk of its cube. But keep adding dimensions, and ...
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