ADMICRO

Cho \(% MathType!MTEF!2!1!+- % feaahqart1ev3aaatCvAUfeBSjuyZL2yd9gzLbvyNv2CaerbuLwBLn % hiov2DGi1BTfMBaeXatLxBI9gBaerbd9wDYLwzYbItLDharqqtubsr % 4rNCHbGeaGqiVu0Je9sqqrpepC0xbbL8F4rqqrFfpeea0xe9Lq-Jc9 % vqaqpepm0xbba9pwe9Q8fs0-yqaqpepae9pg0FirpepeKkFr0xfr-x % fr-xb9adbaqaaeGaciGaaiaabeqaamaabaabaaGcbaGaamOzamaabm % aabaGaamiEaaGaayjkaiaawMcaaiabg2da9maalaaabaGaaGymaaqa % aiaadIhaaaGaey4kaSYaaSaaaeaacaaIYaaabaGaamiEamaaCaaale % qabaGaaGOmaaaaaaGccqGHRaWkdaWcaaqaaiaaiodaaeaacaWG4bWa % aWbaaSqabeaacaaIZaaaaaaaaaa!4366! f\left( x \right) = \frac{1}{x} + \frac{2}{{{x^2}}} + \frac{3}{{{x^3}}}\). Tính f’(-1).

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