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26-11-2016
Mathematics

contestada

Solve:
[1/(sin 45 sin 46)] + [1/(sin 47 sin 48)] + ........................+ [1(sin 133 sin 134)]

Respuesta :

andriansp andriansp

04-12-2016

the general term of the series is

t(n) = 1/ sin xsin ( x+1)

Now expand sin (x + 1) using sin (a + B), simplify, and you will get around 57.14

Hope this helps

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