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已知曲线y=在x=1处的切线l与直线2x+3y=0垂直,则实数a的值为 .
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高三下学期数学《》真题及答案
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曲线y=e2x·cos3x在01处的切线与直线l的距离为求直线l的方程.
已知曲线y=yx在点M04处的切线垂直于直线x-2y+5=0且yx满足微分方程y+2y'+
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过点01且与曲线y=在点32处的切线垂直的直线的方程为
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x-2y+2=0
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过点01且与曲线在点32处的切线垂直的直线的方程是
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