化简:根号169×196 ,根号6-根号6(根号6+1/根号6)
问题描述:
化简:根号169×196 ,根号6-根号6(根号6+1/根号6)
化简:
根号169×196
根号6-根号6(根号6+1/根号6)
答
169 = 13*13 196 = 14*14
=根号6 - 6 -1 = 根号6-7