Class 12 Differential Equations · Mcq Single Correct1 Marksintegrating_factors
Class 12 Maths · Differential Equations · Mcq Single Correct #18
Find a real integrating factor of (1 − x²)y′ − xy = 1, for |x| < 1.
✅ Step-by-Step Solution
Final Answer: Option (C): √(1 − x²)
- P = −x/(1 − x²), so IF = exp(½ln(1 − x²)) = √(1 − x²).
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