求该函数的极限 limx→-1 4x²-3x+/2x²-6x+4limx→-1 4x²-3x+/2x²-6x+4RT
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![求该函数的极限 limx→-1 4x²-3x+/2x²-6x+4limx→-1 4x²-3x+/2x²-6x+4RT](/uploads/image/z/1848013-61-3.jpg?t=%E6%B1%82%E8%AF%A5%E5%87%BD%E6%95%B0%E7%9A%84%E6%9E%81%E9%99%90+limx%E2%86%92-1+4x%26%23178%3B-3x%2B%2F2x%26%23178%3B-6x%2B4limx%E2%86%92-1+4x%26%23178%3B-3x%2B%2F2x%26%23178%3B-6x%2B4RT)
求该函数的极限 limx→-1 4x²-3x+/2x²-6x+4limx→-1 4x²-3x+/2x²-6x+4RT
求该函数的极限 limx→-1 4x²-3x+/2x²-6x+4
limx→-1 4x²-3x+/2x²-6x+4
RT
求该函数的极限 limx→-1 4x²-3x+/2x²-6x+4limx→-1 4x²-3x+/2x²-6x+4RT
如果是趋于 -1,直接把 -1代入即可
如果是趋于1
lim(x→1) (4x²-3x-1) / (2x²-6x+4)
= lim(x→1) (x-1)(4x+1) / [ 2(x-1)(x-2) ]
= lim(x→1) (4x+1) / [ 2(x-2) ]
= - 5/2
懂了请采纳o(∩_∩)o