Solve the Exponential Equation Algebraically $e ^ { 2 x } - 7 e ^ { x } - 8 = 0$

Multiple Choice

Solve the exponential equation algebraically.Approximate the result to three decimal places.
$e ^ { 2 x } - 7 e ^ { x } - 8 = 0$

A) $\ln 8 \approx 3.079$
B) $\ln 8 \approx 2.079$
C) $\ln 8 \approx 4.079$
D) $\ln 8 \approx 1.079$
E) $\ln 8 \approx 0.079$