XII

| ds sin2æ 1sin4x , 1sin6x PAT Chap. a Ch4r | #Ch6p 7!

24K EE sinz | siniz sin5x \Shp Sh3p Sh5p | 24K COST COS3x CoOS5x Fa onu = à (TE + ae + Ma te 2K + cos2z Cos4x CoS6xr ri dn u = 1+ 2 (TE + Cris + Ch6p …), 24'K LARAPERE snar «ani PELLE PO et Char UMR 7 Chop : —*'* 24K ana a (CET __cos3zx Ch Mur 2VSUpi> Sh3p . Sh5p ;

24K sinT sin3x Sinôz (58) {— cenu=2 es F'EnSa +...)

à T (*) u se changeant en K—u, x se change en —-—x.

ne Vif { xin ] INTRODUCTION.

(58) | 2K 2WK 1 , cosar cos4z , cos6x suite.| 7 MR ie TOR Chap “Ée Ch4p G Ch6p FF 2#K 2K 1 sin2x sin4z sin6x TS CT TTEE 2T Chip F3 31 Chôp De ARS CN + sin dns ?sin5æx Fr Sna sms | 7 TR R'rru ne. SET APKAATC LIT + COST 300s3x , +C0S5x 7 ne Fr eng ox 7 Chpt 7 Chip 7 Cho NS SR RATIO + cosx 3 cos3zx & cos5x LS FT Sn,u — cosx ?7 Shp le Sh39 Li Sh 5p mr 0 LE FER. Me rsinz , Fsin3z , +sin5x a 7 Cn,& sinx T Chp T Th3p 7 Ch5p:558 ir LS ER à Sbzx' De Sh32" 24° h 5x LE 2 amu—> 2arc tange* +-2q Shp° 3 Sh3p° T5 Sh5p “100 ai UT ,Shax' ,Sh4z' à Sh6z" Ex sn u = Thz'— 2q' Shos Tr +29" Sh4s — 2q Sh69 + — 0; 3 AK! EN 4 Ch# SCh3z #Ch5zx' LE 40 US ou 0 Ge 2 -hir TC 4 2K' &Chæ' 2Ch3x £Ch5z ‘;24 Re dus gp +24 Shp 2 5h53 ‘#7 S57 UE 4 2KK! Shz' Sh32' Sh52' | S 0 y ua (+ Share » % 2 AK" 0h22, ,Chéz' ,Ch6æ, L« D tete UNE ?Chép Ch6p” Fa ‘2e (ho) MR > Hohe Ensr RU ) 4 DETTE its en ne. KR ny EE 1 (Chat Ch3z', Ch5æ | ) g° 7 "x du: AShp Sh3p Sh5p ! Fa WE 1 Ana ASh3e Sh52i 4 RUES 27 She 21 Shop 0 SN ES 4 L | are ET Er ,Sh2zx' ,5h4x" .Sh6x' EX me 67 1 Cap 127 Cher | M Che 3 + 5 ES PIRE Chz’ Ch37’: -Ch5x * FN x Ci ‘up Ep } r% THÉ ET Ch2z' , Ch4zx' Ch6x Bd FETES (Rae. ; NR 2k'K' 1 4 Shz' 3 Sh 3x" £ Sh5x' PR:

Fr Cn,u =r+ 21 dy Ÿ Ch3p | ? T° Ch5p FA 2

ce dei 4 DS RAT 24 Sh2p sin2z — 2° Sh4p sin 4x +2g'*Sh6 sin6z— + Cost) 1—2q Ch2pcos2x+2qChépcoséz—2q"Ch6pcos62+—….