Mathematics Handbook/Addition (short): Difference between revisions
Created page with ';a + 0 = a ;a + (-a) = 0 ;a + (a) = 2a' |
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# a + 0 = a | |||
# a + (-a) = 0 | |||
# a + (a) = 2a | |||
Revision as of 17:49, 1 November 2010
- a + 0 = a
- a + (-a) = 0
- a + (a) = 2a