Mathematics · Calculus

If xy + yx = ab, then dydx at x = 1, y = 2 is:

Verified Solution4 OptionsUpdated: October 2026👁️1 View

1- 4 + 2 log 21✓
21
32
412

Correct answer

- 4 + 2 log 21

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If xy + yx = ab, then dydx at x = 1, y = 2 is:

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