Question
The integrating factor of x d y d x -y=x^4-3 x is
BITSAT
Mathematics
Differential Equations
2023
BITSAT 2023 (Memory Based Paper 2)
BITSAT Mathematics Question (2023) — Solution
Options
- A. x
- B. x
- C. 1 x
- D. - X
Answer
C. 1 x
Step-by-step solution
aligned & (c) Since x d y d x -y=x^4-3 x \\ & d y d x - y x =x^3-3 aligned Hence I F=e^ P d x =e^ - 1 x d x =e^ - x = 1 x
Related: Mathematics — Differential Equations · All PYQ Banks