Mathematics · Differentiation
If (cos x)y = (cos y)x, then dydx is equal to:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1y tan x + log(cos y)x tan y - log(cos x)✓
- 2x tan y + log(cos x)y tan x + log(cos y)
- 3y tan x - log(cos y)x tan y - log(cos x)
- 4y tan x + log(cos y)x tan y + log(cos x)
Correct answer
y tan x + log(cos y)x tan y - log(cos x)
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