F. Circ. Dir. rat. ent. TABLE 46 suite. Lira. Oet|. 



6) / Tang:^<'+^xda! = (—1)" - Z 2 + ^ — Arndt, Gr. 6. 434. 



j ^'2^o2a — 2n 



7)jTang.P xda; = - Iz' i^-^\ — Z' (^^) } V. T. 3. N». 13. 



%){Tang.Px.Sin^ xdx = —^ JZ' (^-^) — Z' (^~^)f ^' '^- *6- N'- '- 9- 



9) / Tang.Px. Cos.'' xdx= -^- Iz' (^^) — Z' (^~^) [ + " V. T. 4. N'. 18. 



10) (TangPx. Cos.Zxdx = -— - |z' l^-Y^) — Z' (^~^)} ^' '^- 46- N°. 7, 9. 



11) |cos.P-i 2«. Tang. xdx = — - jz' |-J — Z' (^-^ )[ V. T. 3. N°. 1. 

 lZ)j{CosJ'-^%x — See.P2x)Cot.xdx = nCotpn V. T. 5. N°. 6. 



13) / [Cos.V-'^ Zx-\- Sec.P 2 a;) Tang, xdx =- n Cosec. pn V. T. 5. W. 1. 



14) l(Sin."+^ 2^ — 1) Tang. - + x] dx = ^ V. T. 3. N". 4. 



1 5) / {Sin.1 2x— Sm.P 2 x) Tang. W + A dx = ~\z' [p + l) — Z' {q + 1)| V. T, 3. N '. 8. 

 \Q)\{SinJ>2x — Sin}~P%x)Tang. [^ -\- x\ dx = -nCot.pn V. T. 5. N". 2. 



17) / (Sm.P-1 2 ,3; + Cosec.P 2ar) Tang. \^^ x\ dx = - n Cosec. pn Y. T. 5. N\ 1. 



/■ 11 



18) j {Tang.P X + CotJ> x) dx = -nSec.-pn V. T. 5. N". 11. 



'/< 



19) / (Tang.P x + Coii' ar) Sin. 2 xdx = ~ V, T. 4. N". 2a, 



Page 89. 12 



WIS- EN NATUURK. VERB. DER KONINKL, AKADEMIE. DEEL IV. 



