10

tang.(4R-X)=— 2——— Gong. 1. cot.— 5—=+ cot. x wen-weefn he e ene "en*neTe ehrh= ee= eer= e⸗ — — enr-Gh59= wn R F.= Taeln-)he fonn nee: eot.(R. ¼)= cos.(R† 5—Cos.(R.)—* sin.= sin. x=—— tang.* sin.(R x)+ sin.(R x)+ cos. x cos.x nn= 2eirh= whe Je faer= en=wre des(RJ.)= cos. A+.)= P— cos.(RO x)— 3im. 2. gotee.— dee GR 42= en+) 4 6 5„= † Cozec. ⁵ woeer(R 1 x)=. u.S.= Ir.————. ee* Lnhee(d Seeesr he eeſeeche Seeee. ene e a her d e. e tang. R=— n— 411=+ 0(unendlich) n2n=1=ee 3n- n e 742 h T.e, 0 ei,Ose Serſe e. e 2= en=*