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