来自孔令波的问题
sin60°-1除以sin60°+1(sin60°-1)除以(sin60°+1)多少?
sin60°-1除以sin60°+1
(sin60°-1)除以(sin60°+1)
多少?
1回答
2020-08-19 17:32
sin60°-1除以sin60°+1(sin60°-1)除以(sin60°+1)多少?
sin60°-1除以sin60°+1
(sin60°-1)除以(sin60°+1)
多少?
4根号3-7