∫[1/(1+cosx)]dx

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∫[1/(1+cosx)]dx∫[1/(1+cosx)]dx∫[1/(1+cosx)]dx您的采纳是我前进的动力~∫[1/(1+cosx)]dx=∫sec²(x/2)d(x/2)=tan(x

∫[1/(1+cosx)]dx
∫[1/(1+cosx)]dx

∫[1/(1+cosx)]dx





您的采纳是我前进的动力~

∫[1/(1+cosx)]dx
=∫sec²(x/2)d(x/2)
=tan(x/2)+C.