Question: solve the Laplace's equationsolve the lapalces ? ?? ??? ???? ??? ???. Please Solve it this way ond ( 7.1 A t^{3}+B t^{2}+C t int_{0}^{infty}
solve the Laplace's equationsolve the lapalces ? ?? ??? ???? ??? ???. Please Solve it this way ond \( 7.1 A t^{3}+B t^{2}+C t \int_{0}^{\infty} e^{-5 t} \cdot\left(A t^{3}+B t^{2}+(-t) d \frac{t}{7.2} 20 \cos 0.4 t\ 1 answer
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