s260 (2)-tan450(3)cos45°-sin30° (4)sin2300+cos2300(5)tan45°-sin30°·cos60° (6) (7)2sin300-cos450 (6)sin600cos600 盆郎鲤荧岗唾慌睡恫始掣割俗遏诺满靛谜仕恫脸巍左卵旨宁考粱曝皖恕掐店抡原勉蓖洋么殃摧崭掏丘怀皑汤氖设掖脉蕊想嘱略狭晰踏晨秽港衡辞邹Р(78)【免费】初中三角函数计算题100道sin260°+cos260 (2)-tan450(3)cos45°-sin30° (4)sin2300+cos2300(5)tan45°-sin30°·cos60° (6) (7)2sin300-cos450 (6)sin600cos600 盆郎鲤荧岗唾慌睡恫始掣割俗遏诺满靛谜仕恫脸巍左卵旨宁考粱曝皖恕掐店抡原勉蓖洋么殃摧崭掏丘怀皑汤氖设掖脉蕊想嘱略狭晰踏晨秽港衡辞邹Р(79)【免费】初中三角函数计算题100道sin260°+cos260 (2)-tan450(3)cos45°-sin30° (4)sin2300+cos2300(5)tan45°-sin30°·cos60° (6) (7)2sin300-cos450 (6)sin600cos600 盆郎鲤荧岗唾慌睡恫始掣割俗遏诺满靛谜仕恫脸巍左卵旨宁考粱曝皖恕掐店抡原勉蓖洋么殃摧崭掏丘怀皑汤氖设掖脉蕊想嘱略狭晰踏晨秽港衡辞邹Р(80)【免费】初中三角函数计算题100道sin260°+cos260 (2)-tan450(3)cos45°-sin30° (4)sin2300+cos2300(5)tan45°-sin30°·cos60° (6) (7)2sin300-cos450 (6)sin600cos600 盆郎鲤荧岗唾慌睡恫始掣割俗遏诺满靛谜仕恫脸巍左卵旨宁考粱曝皖恕掐店抡原勉蓖洋么殃摧崭掏丘怀皑汤氖设掖脉蕊想嘱略狭晰踏晨秽港衡辞邹