Find the Exponential Model $y = a e ^ { b x }$

question 15

Multiple Choice

Find the exponential model $y = a e ^ { b x }$ that fits the points shown in the table. $$\begin{array} { | l | l | l | } \hline x & 0 & 4 \\\hline y & 5 & 1 \\\hline\end{array}$$

• A) \(y = 5 e ^ { - 0.4024 x }\)
• B) \(y = 5 e ^ { 0.5024 x }\)
• C) \(y = - \frac { 1 } { 5 } e ^ { 0.4024 x }\)
• D) \(y = \frac { 1 } { 5 } e ^ { - 0.6024 x }\)
• E) \(y = - \frac { 1 } { 5 } e ^ { - 0.4024 x }\)

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