已知x等于根号6减去根号5除以根号6加上根号5,y等于根号6加上根号5除以根号6减去根号5,求y/x-x/y的值
问题描述:
已知x等于根号6减去根号5除以根号6加上根号5,y等于根号6加上根号5除以根号6减去根号5,求y/x-x/y的值
答
问题补充:已知X
答
等于8√30
答
x等于根号6减去根号5除以根号6加上根号5x=√6-√5/√6+√5x=(√6-√5)^2/(√6+√5)(√6-√5)x=(√6-√5)^2y等于根号6加上根号5除以根号6减去根号5y=√6+√5/√6-√5y=(√6+√5)^2/(√6+√5)(√6-√5)y=(√6+√5)^2y/...