X 3 e 2x July 8, 2019 16 32 64 128 X 3 e 2x integral X 3 e 2x 1 X 3 e 2x dx X 3 e 2x đạo hàm Integral x 3 e 2x dx E x 3 2x intermediate value theorem E x 2 3 e 2x 2x 3 e x 2 integration ∫ x 3 e 2x dx Int x 3 e 2x dx Differentiate x 3 e 2x Derivative of x 3 e 2x Nguyên hàm x 3 e 2x