9. For the equation x2y2 + 3x3y &mdash; xy4 &mdash; 14 = 0，tlie slope of the tangent line at the point (-1,2) is=____

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Chia Chung

詳解 #5582175

2022/08/06

dy/dx=y' d( ...

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2. A motorcycle shop estimates that it will soil 750 motorbikes in a year. Eacli biko cost $300, plus a fixed charge of $400 per order. If it costs $240 to store a motorbike for a year, what is the order size and how many orders will be needed in a year to minimize inventory costs?

9. For the equation x²y² + 3x³y — xy⁴ — 14 = 0，tlie slope of the tangent line at the point (-1,2) is=____

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