関連ワード:  antiderivative of 1 4 x 3    integral of 1 4 x 3    integration of 1 4 x 3 dx    integration of 1 x 4 3x 2 9    integral of 1 /( x 4 3 2    integration of 1 x )( 4 3x )( 3 2x    integration of 2x 1 4 3x x 2    antiderivative of 1/x^3    antiderivative of 4x^1/3    integration of 1 x 4 3x 2 1