  Fungsi Eksponensial dan TrigonometriBentuk lain dari e adalah:e = ex+ty = e*e!ly e(cos y isin y)Contoh! e2-in=Note: cos(-0)= cose dan sin(-e) =-sinet cos e i sin11e-i0 cose - i sin eTentukanlah hasil da eie-e-ie dan ete+ e-ieFngsi Triganometri Bilangan Komplekssin e =2iel0+e-iCos e =unilni dori:tul

Question

Prove a formula from the red circle problem to get the blue money circle formula help_outlineImage TranscriptioncloseFungsi Eksponensial dan Trigonometri Bentuk lain dari e adalah: e = ex+ty = e*e!ly e(cos y isin y) Contoh! e2-in= Note: cos(-0)= cose dan sin(-e) =-sin et cos e i sin 11 e-i0 cose - i sin e Tentukanlah hasil da eie-e-ie dan ete+ e-ie Fngsi Triganometri Bilangan Kompleks sin e = 2i el0+e-i Cos e = unilni dori: tul fullscreen
Step 1

To prove the required formulae for sin  and cos (involving exponentials)

Step 2

Given identi... help_outlineImage TranscriptioncloseGiven: cos(-x) cos.x.sin(-x)= sinx; (l) e = cosx+ isinx (2) e = cos x-isinx (3) fullscreen

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