Mathematics · Differential Equations
Which of the following options is the general solution to the differential equation (x - y)dy - (x + y)dx = 0?
- 12 tan-1(y) = log √(x2 - y2) + c
- 2tan-1(y/x) = log √(x + y) + c
- 3tan-1(y) = log √(x2 + y2) + c
- 4tan-1(y/x) = log √(x2 + y2) + c✓
Correct answer
tan-1(y/x) = log √(x2 + y2) + c
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