3sin2x+cos2x+1=2sin(2x+π/6)+1 怎么得到的2sin(2x+π/6)+1打错了,是(根号下3)sin2x+cos2x+1

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3sin2x+cos2x+1=2sin(2x+π/6)+1怎么得到的2sin(2x+π/6)+1打错了,是(根号下3)sin2x+cos2x+13sin2x+cos2x+1=2sin(2x+π/6)+

3sin2x+cos2x+1=2sin(2x+π/6)+1 怎么得到的2sin(2x+π/6)+1打错了,是(根号下3)sin2x+cos2x+1
3sin2x+cos2x+1=2sin(2x+π/6)+1 怎么得到的2sin(2x+π/6)+1
打错了,是(根号下3)sin2x+cos2x+1

3sin2x+cos2x+1=2sin(2x+π/6)+1 怎么得到的2sin(2x+π/6)+1打错了,是(根号下3)sin2x+cos2x+1
化简,.
已经忘记了,