解答

解答

求解步骤
使用根值审敛法计算收敛区间

流行的例子

derivative (14)/(ln(x))integral of θcsc^2(θ)[x-yarctan(y/x)]dx+xarctan(y/x)dy=0limit as x approaches infinity of (e^{2x-7})/(6x)integral of (x^2-7)/(7x)