(36*x)/(5*(x^2 + 25)^(1/2)) + (18*(2*x - 40))/(5*((x - 20)^2 + 64)^(1/2)) + (105*((x - 20)^2 + 64)^

来源：学生作业帮助网 编辑：作业帮 时间：2024/10/03 22:50:15
(36*x)/(5*(x^2 + 25)^(1/2)) + (18*(2*x - 40))/(5*((x - 20)^2 + 64)^(1/2)) + (105*((x - 20)^2 + 64)^
x)06Ӫ0Ҩ3RV02Ռ07r4 -4*tL 4!4@<#Mj3mb~ |rь=Ɏ^ l§zMtj }/.zkʋK_lN>F 1Zi

(36*x)/(5*(x^2 + 25)^(1/2)) + (18*(2*x - 40))/(5*((x - 20)^2 + 64)^(1/2)) + (105*((x - 20)^2 + 64)^
(36*x)/(5*(x^2 + 25)^(1/2)) + (18*(2*x - 40))/(5*((x - 20)^2 + 64)^(1/2)) + (105*((x - 20)^2 + 64)^

(36*x)/(5*(x^2 + 25)^(1/2)) + (18*(2*x - 40))/(5*((x - 20)^2 + 64)^(1/2)) + (105*((x - 20)^2 + 64)^
题目是不是没完整啊.后面应该还有个1/2吧?