គន្លឹះដោះស្រាយសមីការឌីផេរ៉ង់ស្

Solutions to the 12th grade differential equations include:
- Derivation formula of the function
- Indeterminate integral
- The answer function of the differential equation
- The second-order linear differential equations have constant coefficients
- The Harmonic Equation
- non-amorphous equations



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