関連ワード:  integrate x * sqrt 4x 3 dx    integrate sqrt x 4 x 4 2 x 3 dx    integrate x 3 * sqrt 3 4x x 2 dx    integrate 2x 5 * sqrt x 2 4x 3 dx    integrate 1 x 2 sqrt x 2 4x 3 dx    integrate x 3 )/( sqrt 5 4x x 2 )) dx    integrate 4x 3 )/( sqrt 1 x 8 )) dx from 0 to 1    integrate 5x 3 )/( sqrt x 2 4x 10 )) dx    integrate 4x 1 )/( sqrt 2x 2 x 3 )) dx    integral of multiplied functions