√(3)sin(-1200°)tan11/6π-cos585°tan(-37/4π)
来源:学生作业帮助网 编辑:六六作业网 时间:2024/12/19 23:58:16
√(3)sin(-1200°)tan11/6π-cos585°tan(-37/4π)√(3)sin(-1200°)tan11/6π-cos585°tan(-37/4π)√(3)sin(-1200°)t
√(3)sin(-1200°)tan11/6π-cos585°tan(-37/4π)
√(3)sin(-1200°)tan11/6π-cos585°tan(-37/4π)
√(3)sin(-1200°)tan11/6π-cos585°tan(-37/4π)
=√3sin240tan5π/6-cos135tan(-π/4)
=√3(-√3/2)(-√3/3)-(-√2/2)(-1)
=√3/2-√2/2
=(√3-√2)/2
√(3)sin(-1200°)tan11/6π-cos585°tan(-37/4π)
化简√3sin(-1200°)tan11π/6-cos585°tan(-37π/4)=
确定cos7/12π,sin(-465°),tan11/3π,sin3*cos4*tan5的符号
√3(tan41度-tan11度)-tan41度tan11度=?
根号3sin(-1200°)tan11π/6-cos585°tan(-37π/4)
计算√3sin(-1200 度)/tan11π/3-cos585 度×tan(-37π/4)
求值:tan19°+tan11°+(√3/3)tan19°tan11°=_____.
根号3(tan41度-tan11度)-tan41度tan11度
tan11π/*6cos(-25π/6)*sin(-23π/6)sin25π/6*cos11π/3+1/4tan(-29π/4)第一题应该是 tan11π/6*cos(-25π/6)*sin(-23π/6)
√3tan11º+√3tan19º+tan11ºtan19º的值是?
化简:根3(tan11)+根3(tan19)+tan11tan19.如何化成1?
tan11/3 π化简
求值 (1)tan11π/12 (2) tan285
1.求下列三角函数值的符号(1)tan(-23π/4)(2)cos(-59π/17)2.确定下列式子的符号(1)tan125°*sin273° (2)tan108°/cos305°(3)sin5/4*cos4/5*tan11π/6 (4)(cos5π/6*tan11π/6)/sin2/3π
根号三倍的tan11+根号三倍的tan19+tan11·tan19还有知道tan(a+b)=5 tan(a-b)=3 那么tan2a等于多少?怎么算?
根号3tan11+根号3tan19+tan11tan19
根号3 tan11+根号3tan19+tan11tan19
根号3倍tan11度+根号3倍tan19度+tan11度乘tan19度=