5cot30°-2cos60°+2sin60°

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5cot30°-2cos60°+2sin60°5cot30°-2cos60°+2sin60°5cot30°-2cos60°+2sin60°5cot30°-2cos60°+2sin60°=5×√3-2×

5cot30°-2cos60°+2sin60°
5cot30°-2cos60°+2sin60°

5cot30°-2cos60°+2sin60°
5cot30°-2cos60°+2sin60°
=5×√3-2×1/2+2×√3/2
=5√3-1+√3
=6√3-1

5cot30°-2cos60°+2sin60°
=5*根号3-2*1/2+2*根号3/2
=6根号3-1

5√3-1+√3