`x^2 + y^2 = 64` Find `dy/dx` by implicit differentiation.

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Chapter 2, Review - Problem 77 - Calculus of a Single Variable (10th Edition, Ron Larson).
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hkj1385 | (Level 1) Assistant Educator

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`(x^2) + (y^2) = 64`

Differentiating

`2x + 2y(dy/dx) = 0`

`or, x + y(dy/dx) = 0`

`or, dy/dx = -x/y`

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