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计算 y_1 = e^x 和 y_2 = e^(2x) 的朗斯基行列式,并验证它们构成 的基本解组。
计算 y_1 = e^x 和 y_2 = e^(2x) 的朗斯基行列式,并验证它们构成 的基本解组。
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