Class 12 Differential Equations · Mcq Single Correct1 Marksseparable_differential_equations Class 12 Maths · Differential Equations · Mcq Single Correct #8 Solve dx/x + dy/y = 0, with xy ≠ 0. (A) 1/x + 1/y = C(B) ln x − ln y = C(C) xy = C(D) x + y = C