Solve \( 500 \cdot e^{0.4t} > 5000 \) → \( e^{0.4t} > 10 \) → \( 0.4t > \ln(10) \approx 2.3026 \) → \( t > 2.3026 / 0.4 = 5.7565 \).

Mon, 04 May 2026 07:46:30 +0000

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