销售团队名字和口号:化简2sinxcosx+cos2x
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请给我点详细过程,多谢
2sinxcosx=sin2x
2sinxcosx+cos2x=根号2[sin(2x+π/4)]
原式=sin2x+cos2x=2^(0.5)sin(2x+pi/4)
2sinxcosx+cos2x=根号2[sin(2x+π/4)]
2sinxcosx=sin2x
2sinxcosx+cos2x=根号2[sin(2x+π/4)]
原式=sin2x+cos2x=2^(0.5)sin(2x+pi/4)
2sinxcosx+cos2x=根号2[sin(2x+π/4)]