Cho hàm số \(% MathType!MTEF!2!1!+- % feaahqart1ev3aqatCvAUfeBSjuyZL2yd9gzLbvyNv2CaerbuLwBLn % hiov2DGi1BTfMBaeXatLxBI9gBaerbd9wDYLwzYbItLDharqqtubsr % 4rNCHbGeaGqiVu0Je9sqqrpepC0xbbL8F4rqqrFfpeea0xe9Lq-Jc9 % vqaqpepm0xbba9pwe9Q8fs0-yqaqpepae9pg0FirpepeKkFr0xfr-x % fr-xb9adbaqaaeGaciGaaiaabeqaamaabaabaaGcbaGaamyEaiabg2 % da9iaadAgadaqadaqaaiaadIhaaiaawIcacaGLPaaacqGH9aqpdaqa % daqaaiaadIhacqGHsislcaaIXaaacaGLOaGaayzkaaWaaWbaaSqabe % aacaaIYaaaaaaa!4186! y = f\left( x \right) = {\left( {x - 1} \right)^2}\) . Biểu thức nào sau đây chỉ vi phân của hàm số f(x)?
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Lời giải:
Báo sai\(% MathType!MTEF!2!1!+- % feaahqart1ev3aqatCvAUfeBSjuyZL2yd9gzLbvyNv2CaerbuLwBLn % hiov2DGi1BTfMBaeXatLxBI9gBaerbd9wDYLwzYbItLDharqqtubsr % 4rNCHbGeaGqiVu0Je9sqqrpepC0xbbL8F4rqqrFfpeea0xe9Lq-Jc9 % vqaqpepm0xbba9pwe9Q8fs0-yqaqpepae9pg0FirpepeKkFr0xfr-x % fr-xb9adbaqaaeGaciGaaiaabeqaamaabaabaaGcbaGaaeizaiaadM % hacqGH9aqpceWGMbGbauaadaqadaqaaiaadIhaaiaawIcacaGLPaaa % caqGKbGaamiEaiabg2da9iaaikdadaqadaqaaiaadIhacqGHsislca % aIXaaacaGLOaGaayzkaaGaaeizaiaadIhaaaa!4614! {\rm{d}}y = f'\left( x \right){\rm{d}}x = 2\left( {x - 1} \right){\rm{d}}x\)