题目内容：

f(x)=根号下100-x2求导

优质解答

f(x)=根号下100-x2=(100-X2)^(1/2)
f'(x)=1/2*(100-X2)^(1/2-1)*(-X2)'=1/2*(100-X2)^(-1/2)*(-2X)=-X(100-X2)^(-1/2)