Math Chapter Wise question with answer

Q01 For the differential equation x dy - y dx = 0 which of the following cannot be an integrating factor? English · RPSC PGT 2022 Q02 The integrating factor for the differential equation y (xy + 2x2 y2) dx + x (xy – x2 y2) dy = 0 is: English · JSSC PGT 2018 Q03 Integrating factor for the differential equation 2 2 2xydx (y 3x)dy 0 is – English · (GIC) Lecture Exam, 2015 Q04 An integrating factor for making the differential equation (xy+1) y dx+ (xy–1) x dy = 0 exact is: English · UP PCS (Pre) 1999 Q05 If the equation Mdx + Ndy = 0 has one and only one solution, then the number of integrating- factor is English · DSSSB PGT 2021 Q06 Which of the following is not an integrating factor to the equation xdy – ydx = 0? English · DSSSB PGT 2021