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MODUL-MATEMATIKA-EKONOMI-2

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Laboratorium Manajemen Dasar10. Derivatif fungsi logaritmik• y = ln x dydx = 1 xy = ln u , dimana u = g (x) = . = • y = a log x dydx = 1ln aContoh : jika y = ln ( 3 – 3x 2 ) maka tentukan dy / dxu = 3 – 3x 2= u’ = -6x = = 11. Derivatif fungsi eksponensial• y = e x dydx = ex• y = a x dydx = ax ln a12. Derivatif fungsi trigonometrikBeberapa turunan fungsi trigonometrik yang penting adalah : y = sin x dydx = cos x y = cos x dydx = - sin x y = tg x dydx = sec2 x y = ctg x dydx = - cosec2 xMatematika Ekonomi 2 5 Litbang ATA 13/14

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