Nếu \(% MathType!MTEF!2!1!+- % feaahqart1ev3aqaMDevLHfij5gC1rhimfMBNvxyNvgaCLMB0XfBP1 % wA0n3x7btFETxB9ThxSvMz0HciYGxlXacxYL2zOrxkCrxz4r3EK1hE % 91JmamXvP5wqSXMqHnxAJn0BKvguHDwzZbqefqvATv2CG4uz3bIuV1 % wyUbqedmvETj2BSbqefm0B1jxALjhiov2DaebbnrfifHhDYfgasaac % H8YjY-vipgYlh9vqqj-hEeeu0xXdbba9frFj0-OqFfea0dXdd9vqai % -hGuQ8kuc9pgc9q8qqaq-dir-f0-yqaiVgFr0xfr-xfr-xb9adbaqa % aeGaciGaaiaabeqaamaabaabaaGcbaaeaaaaaaaaa8qadaWdXbWdae % aapeWaaeWaa8aabaWdbiaaikdacaWG4bGaeyOeI0IaaGymaaGaayjk % aiaawMcaaiaabsgacaWG4baal8aabaWdbiaaicdaa8aabaWdbiaad2 % gaa0Gaey4kIipakiabg2da9iaaikdaaaa!5DBB! \int\limits_0^m {\left( {2x - 1} \right){\rm{d}}x} = 2\) thì m có giá trị.

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