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Calculus - Differential Equations

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The solution of the differential equation cos y log(sec x + tan x)dx = cos x log(sec y + tan y)dy is

A. sec² x + sec² y = c

B. sec x + sec y = c

C. sec x - sec y = c

D. None of these

E. None of the above

View Answer

Correct choice: D

Explanation:

cos y log(sec x + tan x)dx = cos x log(sec y + tan y)dy

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Eamcet Mathematics Calculus - Differential Equations

Eamcet Mathematics
Calculus - Differential Equations