Evaluate
-\frac{14}{e^{3}}\approx -0.697018957
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-\frac{14}{e^{3}}
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-\frac{\left(315-105\right)e^{\frac{-45}{15}}}{15}
Multiply 7 and 45 to get 315.
-\frac{210e^{\frac{-45}{15}}}{15}
Subtract 105 from 315 to get 210.
-\frac{210e^{-3}}{15}
Divide -45 by 15 to get -3.
-14e^{-3}
Divide 210e^{-3} by 15 to get 14e^{-3}.
-\frac{\left(315-105\right)e^{\frac{-45}{15}}}{15}
Multiply 7 and 45 to get 315.
-\frac{210e^{\frac{-45}{15}}}{15}
Subtract 105 from 315 to get 210.
-\frac{210e^{-3}}{15}
Divide -45 by 15 to get -3.
-14e^{-3}
Divide 210e^{-3} by 15 to get 14e^{-3}.
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