(根号3+5)(根号3-2)等于多少啊.
问题描述:
(根号3+5)(根号3-2)等于多少啊.
答
(根号3+5)(根号3-2)
=3+5√3-2√3-10
=3√3-7
(根号3+5)(根号3-2)等于多少啊.
(根号3+5)(根号3-2)
=3+5√3-2√3-10
=3√3-7