Dot product can be used to determine if there is an object in front of you or not. Dot product > 0, yes, it's in front of you. Dot product < 0, no, it's in behind of you. SeeForward - represents the ...
Today, elementary mathematics classrooms look and sound very different than what many parents may have experienced. Many mathematics education researchers note that getting learners talking about ...
Rick, I thought your recent interview with Andrew Coulson of ST Math was a fascinating look at how educational products — particularly those that address math — are promoted. In the interview, Coulson ...
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