计算(1)1/2 sin60°+2/√2 cos45°+sin30°•cos30°

问题描述:

计算(1)1/2 sin60°+2/√2 cos45°+sin30°•cos30°

(1)1/2 sin60°+2/√2 cos45°+sin30°•cos30°=√3/4+1+√3/4=1+√/3/2