Mathematics · Differential Equations
The general solution of the differential equation cos(x + y) dy = dx is given by:
- 1y = sin(x + y) + c
- 2y = tan(x + y) + c
- 3y = tan((x + y)/2) + c✓
- 4y = (1/2) * tan(x + y) + c
Correct answer
y = tan((x + y)/2) + c
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