Math Arguments
180 Days of Ideas for Discussion in Math Class. (as of 9July2014, we're in overtime!)
Wednesday, February 26, 2014
41: Numbers at the edge of reason
From Gabriel Rosenberg via email:
True or False?
∞ is a number.
∞ can be negative.
∞ - ∞ = 0
0 * ∞ = 0
∞ / ∞ = 1
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