根号(tan²60°-4tan60°+4)-(2根号2 sin45°)/tan60°-tan45°
计算:(1)根号2sin45°+cos²60°-根号3tan60°+sin30°·tan45°
根号【cos45°-cos30°】*2-tan60°分之tan45°+sin45°
根号下(1-2tan60°+tan^260°)-tan60°计算过程
(1)sin60°-tan45°; (2)cos60°+tan60°; (3)根号2 /2 sin45°+sin60°-
cos60°+tan60° 2/根号2sin45°+sin60°-2cos45°
(根号5-1)0次方+/1-根号3/+3tan60°-2²-根号48
【sin30°/(sin60°-cos45°)】—(根号下(1—tan60°)²)—tan45°
比如tan60°,2sin45°,3tan30°
sin60 sin30 cos60 cos30 sin45 cos45 tan30 tan60 tan45°各等于多少
计算 :2+|1-根号2|-tan60°+根号3减根号2分之1-根号18
sin45º-根号27+2分之1(根号3-2006)º+6tan60º
计算tan60°+2sin45°-2cos30°的结果是______.