関連ワード:  antiderivative of x^2    what is the anti derivative of 2 x    what is the antiderivative of 2 x 3    antiderivative of 1/x^2    what is the antiderivative of x 2 4    what is the integral of 2 x    what is the integral of 2 x 3    what is the integration of 2 x dx    what is the integration of 2 x square    what is the integration of 2 x 1