Nếu \(% MathType!MTEF!2!1!+- % feaahqart1ev3aqaMHfvLHfij5gC1rhimfMBNvxyNvga7XvAUr3EMX % fBLzgDOacEGWLCPDgA0LcxSWfDLHhD7rwF41xpCzMCHn2E7ThE951E % Z0xF9T3m9TYE7vwFEThE913kd1hatCvAUfeBSjuyZL2yd9gzLbvyNv % 2CaerbuLwBLnhiov2DGi1BTfMBaeXatLxBI9gBaerbd9wDYLwzYbIt % LDharqqtubsr4rNCHbGeaGqiVCI8FfYJH8YrFfeuY-Hhbbf9v8qqaq % Fr0xc9pk0xbba9q8WqFfeaY-biLkVcLq-JHqpepeea0-as0Fb9pgea % YRXxe9vr0-vr0-vqpWqaaeaabiGaciaacaqabeaadaqaaqaaaOqaaa % baaaaaaaaapeWaa8qaa8aabaWdbiaadAgadaqadaWdaeaapeGaamiE % aaGaayjkaiaawMcaa8aacaaMh8+dbiaabsgacaWG4baaleqabeqdcq % GHRiI8aOGaeyypa0ZaaSaaa8aabaWdbiaadIhapaWaaWbaaSqabeaa % peGaaG4maaaaaOWdaeaapeGaaG4maaaacqGHRaWkcaWGLbWdamaaCa % aaleqabaWdbiaadIhaaaGccqGHRaWkcaWGdbaaaa!6A86! \int {f\left( x \right){\mkern 1mu} {\rm{d}}x} = \frac{{{x^3}}}{3} + {e^x} + C\) thì f(x) bằng :
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Lời giải:
Báo saiTa có \(% MathType!MTEF!2!1!+- % feaahqart1ev3aqatCvAUfeBSjuyZL2yd9gzLbvyNv2CaerbuLwBLn % hiov2DGi1BTfMBaeXatLxBI9gBaerbd9wDYLwzYbItLDharqqtubsr % 4rNCHbGeaGqiVCI8FfYJH8YrFfeuY-Hhbbf9v8qqaqFr0xc9pk0xbb % a9q8WqFfeaY-biLkVcLq-JHqpepeea0-as0Fb9pgeaYRXxe9vr0-vr % 0-vqpWqaaeaabiGaciaacaqabeaadaqaaqaaaOqaaabaaaaaaaaape % GaamOzamaabmaapaqaa8qacaWG4baacaGLOaGaayzkaaGaeyypa0Za % aeWaa8aabaWdbmaalaaapaqaa8qacaWG4bWdamaaCaaaleqabaWdbi % aaiodaaaaak8aabaWdbiaaiodaaaGaey4kaSIaamyza8aadaahaaWc % beqaa8qacaWG4baaaOGaey4kaSIaam4qaaGaayjkaiaawMcaamaaCa % aaleqabaGccWaGGBOmGikaaiabg2da9iaadIhapaWaaWbaaSqabeaa % peGaaGOmaaaakiabgUcaRiaadwgapaWaaWbaaSqabeaapeGaamiEaa % aaaaa!4D74! f\left( x \right) = {\left( {\frac{{{x^3}}}{3} + {e^x} + C} \right)^\prime } = {x^2} + {e^x}\)