Solve the Differential Equation $$x ^ { 2 } \frac { d y } { d x } - y = 4 x ^ { 3 } e ^ { - 1 / x }$$

question 21

Short Answer

Solve the differential equation. $$x ^ { 2 } \frac { d y } { d x } - y = 4 x ^ { 3 } e ^ { - 1 / x }$$

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