chelsayye chelsayye

18-08-2015
Mathematics

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How does 2π/4 simplify to π/4?

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apologiabiology apologiabiology

18-08-2015

it doesn't
remember that
(x/g) times (y/z)=(x time y)/(g times z) so
2pi/4=(2 times pi)/(4 times 1) so
2pi/4=2/4 times pi/1=1/2 times pi/1=pi/2

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