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[" If "alpha=tan^(-1)(tan(5 pi)/(4))" an...

[" If "alpha=tan^(-1)(tan(5 pi)/(4))" and "beta=tan^(-1)(-tan(2 pi)/(3))],[" Then find the value of "(alpha+beta)],[[" A."(pi)/(12)," B."(pi)/(2)," c."(7 pi)/(12)," D."(3 pi)/(4)]]

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