sin15度+根号3cos15度=

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sin15度+根号3cos15度=sin15度+根号3cos15度=sin15度+根号3cos15度=sin15°+√3cos15°=2[(1/2)sin15°+(√3/2)cos15°]=2[sin

sin15度+根号3cos15度=
sin15度+根号3cos15度=

sin15度+根号3cos15度=
sin15°+√3cos15°
=2[(1/2)sin15°+(√3/2)cos15°]
=2[sin15°cos60°+cos15°sin60°]
=2sin(75°)
=2sin(30°+45°)
=2[sin30°cos45°+cos30°sin45°]
=(√6+√2)/2