Mathematics · Differential Equations
अवकल समीकरण (D4 - 18D2 + 81)y = 72e3x का विशेष हल (particular solution) है:
- 112x2e3x
- 22x2e3x
- 3x2e3x✓
- 4x2e3x / 104
सही उत्तर देखें
x2e3x
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