Question about Computers & Internet
M^2-n^2 = (tanA+sinA)^2-(tanA-sinA)^2 = (tanA^2+2tanAsinA+sinA^2) - (tanA^2-2tanAsinA+sinA^2) = 4tanAsinA
Posted on Feb 03, 2009
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Posted on Jan 02, 2017
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