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LRIGONOME TRY ——— * SiD~AtE) = SINA-cosB +cosA.sing odd Fie) > HEX) = - FO + Sia (A-8) = SIMA. Cos® — cosa-sing * Even F(x) > FC2) =+ FG) « COS (A+6) = COSA-cosp — StnA-sing 086-2) = Cost secC2) + cos(A~8) = COSA: cose + ging, aan sin@a =-sing | cosec€ don Cx) = - tant colCx « 400(Ax8) = 100A + tone " 1- tana tena * 2SiNA-cos@= sin(Aré) + si z - © 2cosA.sing= sin (Até)— ¢ + ton(a-6) = SOA = tone 1+ tana. tone e 2 COSA: CosB = Cos(A+®) + c ; — Gi COB AA - 4 *- 2 SINA-sing = Cos(A+®) e cat (a+8) So : a Taney * Sin (Até). sin(a-6) = SIVA = 2 + cob(A-g) = SOE CIAss ° Cos(A+6)+ Cos (A-d)= cosh COB- cota sin@+ Cos® = 4 SeCQ— tong = f 2 +| cosec’9 —cotg= 1 * Sincssinp = 2. Sia (C40). cos(&2) : esinc-sinp = 2cas (2). sin (<2) ‘ = 2cas (ct - Cos (SP Cosc + CosD ) (2) *Geneol Sclution of * COSC- Cosp ~2sin (2). sin ($9) 2s\q (<2). sia( oS) *sink=0 > £=NA *csz= 0 3 A=(2N+ : ° 2 tanx Sg = -cagz =e SOA e 510 2: 251NX eter etana=o> ZENA ° (os2x = coda—sink = 2c0Sz-4, sing= sing > “=n = 1 tonx = t asi’ = \+ tonex * cose = ceiy 9 X= OF stoneq = _2t0n% e tong = tony> x= 4- ton’ . -3 a sin bs act * sinax = 35INk- 481INX 2, * cost= cosy p> % * Cos3x = 4cosx — 3C0se = 6054 3 = % * a 2 r e tongn = BOnz~ ton todas tory) ( i {- 340% — Mog. volue=t] oad © Osing+ bcoSx in. Value = - Sota 
