Question

If
$y = 1 + \frac{a}{x - a} + \frac{bx}{(x - a)(x - b)} + \frac{c {x}^{2} }{(x - a)(x - b)(x - c)} ... \\ show \: that \: \frac{dy}{dx} = \frac{y}{x} ( \frac{a}{a - x} + \frac{b}{b - x} + \frac{c}{c - x} )$
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Answer 1

Step-by-step explanation:

you can get the answer by solving them by cross multiplication method

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