y= x / (x + 1) I need to find the equation of every line tangent to the curve which passs through the point (-1, 3). The problem arises when you find the first derivative then plug in the x value which results in an answer of 0 in the denominator. Any help???(adsbygoogle = window.adsbygoogle || []).push({});

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# Homework Help: Simple calc question

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