Math Chapter Wise Ordinary And Partial Differential Equations, Integral Equations And Calculus Of Variations English MCQ Rajasthan TGT 2011 Q.Solution of the partial differential equation (y2 +z2 –x2) p–2xyq+2xz = 0 is A2 2 2 y x y z, 0 z z + − φ = B2 2 2 x x y z, 0 z z + + φ = C2 2 2 y x y z, 0 z z + + φ = D2 2 2 z x y z, 0 x x − + φ = Show answer Correct answer: 2 2 2 y x y z, 0 z z + + φ =