Teacher2Teacher |
Q&A #15735 |
From: matthew smith
To: Teacher2Teacher Public Discussion
Date: 2007112204:31:08
Subject: maths
don't bother going into cubes you can introduce another variable by changing the step in the number grid. for example, go up in 2's, 3's, 4's .... t's. this introduces that fourth variable to get the A* D = n(t^2)(r-1)(s-1) for an r by s rectangle on an n by n grid going up in t's. hope this helps
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