Question

Auap ppoua cie un0as2 segd uo ds snovad og wog uoesauda -05as (Adus jou oa) oeunu oua opnqusp pue Adunyy e pas Aq oeusuouop pue aoR nu Busdn g daps snonaud og uo uossadxo ou aga (aesue inok Agduas) Aquape oup yo ops yo ou ouumau pue enuaoy adue-e apudoadde og esn -03as Kuope ou Aan

Answer 1

Verify the identity Sina 2 - Second 2 Seco R-4.5 Faces Seco-L- i . l 'Sweet 2 Seco Co - 2 GO so 1- Caso 1-630 y como GO = 507 Ez 60 = 1-60 Doublangae formula : Cos 20=1-25m²0 or so = 1-2 Sm?0/2· 1-(1-2 sm²012) - 1-6+25m²012 - 2 = sin 20/2 = L-HS Proved secole Sec-o)-1 - Seco-I 2 seco 2. Sed (-0) 2 seco - Seco-1 Because Sec(-0) = Seco 2 Seco [fen) = f(n)) even function; © Answer