化简sin10°-根号3*cos10°
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化简sin10°-根号3*cos10°化简sin10°-根号3*cos10°化简sin10°-根号3*cos10°解sin10°-根号3*cos10°=sin10°-√3*cos10°=2(1/2si
化简sin10°-根号3*cos10°
化简sin10°-根号3*cos10°
化简sin10°-根号3*cos10°
解sin10°-根号3*cos10°
=sin10°-√3*cos10°
=2(1/2sin10°-√3/2*cos10°)
=2(cos60°sin10°-sin60°*cos10°)
=2cos(60°+10°)
=2cos(70°)
化简sin10°-根号3*cos10°
化简1/sin10°-根号3/cos10°
化简:1/(sin10°) —根号3/cos10°
化简:根号(1+2sin10°cos10°)
(2cos70°+根号3sin10°)/cos10°
求值:sin10°-根号3乘cos10°/cos40°
sin10°-根号3cos10°/cos40°
求(sin10°-根号3cos10°)/sin50°
求值 (cos10°+根号3sin10°)/cos50°
1/sin10°-根号3/cos10°=
1/sin10°减去根号3/cos10°,求过程.
求1/sin10°-根号3/cos10°的值.
求值:1/sin10°-根号3/cos10°=
求值 1/sin10°-根号3/cos10°
计算1/(sin10°)-(根号3)/(cos10°)的值.
化简:(cos10°+根号下3sin10°)/根号下(1-cos80°)=分子上的那个 应该是 :(cos10°+√3*sin10°)
化简:根号1-2sin10°*cos10°/cos10°-根号1-cos平方170°
1除以sin10°-tan30°除以1除以sin10°-根号3除以cos10