Solve for A
A=\frac{189}{50e^{\frac{198}{431}}}\approx 2.387692117
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A≔\frac{189}{50e^{\frac{198}{431}}}
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A=3.78e^{\frac{-13.86}{30.17}}
Multiply -0.693 and 20 to get -13.86.
A=3.78e^{\frac{-1386}{3017}}
Expand \frac{-13.86}{30.17} by multiplying both numerator and the denominator by 100.
A=3.78e^{-\frac{198}{431}}
Reduce the fraction \frac{-1386}{3017} to lowest terms by extracting and canceling out 7.
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