関連ワード:  derivative of 1 2 square root of x    derivative of square root of (x^2-2x+1)    derivative of 1 2 sqrt x    derivative of ln square root of 1 x 2    second derivative of square root of (x^2 + 1)    anti derivative of square root of 1 x 2    derivative of 1/square root of x    what is the derivative of square root of x    derivative of square root of 10x    2nd derivative of square root of x