tan30°+sin60°/1-cos60°=
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tan30°+sin60°/1-cos60°=tan30°+sin60°/1-cos60°=tan30°+sin60°/1-cos60°=tan30°+sin60°/(1-cos60°)=√3/3+(
tan30°+sin60°/1-cos60°=
tan30°+sin60°/1-cos60°=
tan30°+sin60°/1-cos60°=
tan30°+sin60°/(1-cos60°)
=√3/3+(√3/2)/(1-1/2)
=√3/3+(√3/2)/(1/2)
=√3/3+√3
=4√3/3
=√3/3+(√3/2)/(1-1/2)
=√3/3+√3
=4√3/3
cos60°/1+sin60°*1/tan30°的值
tan30°+sin60°/1-cos60°=
计算:1-cos30°/sin60°+tan30°
1-cos30°/sin60°+tan30°的值
tan30°+sin60°+cos45°=?
2cos60°+tan30°-sin60°
tan30°sin60°-cot45°=?
(cos60°/1+sin60°)+(1/tan30°)=?锐角三角函数 (cos60°/1+sin60°)+(1/tan30°)=?锐角三角函数 在线等
(tan30°+tan45°)/(1-tan30°tan45°)-2sin60°-sin^2 40°-cos^2 40°
cos^245°+1/2tan45°-tan60°分之tan30°-sin60°
cos²45°+sin60°*tan30°-√ (1-tan60°)²
tan45°-cos60°/sin60°×tan30°
tan30°+sin60°-tan45°+cos0°=?
(cos60°/1+sin60°)+(1/tan30°)=?希望步骤详细··
(π-2010)°+(sin60°)^-1-|tan30°-根号3|+2
初三锐角三角函数计算(tan30°+sin60°)/1-cos60°
计算:sin60°+3-tan30°-(cos45°-2)^0
cos²45°+tan30°×sin60°=