Evaluate $\int _ { 1 } ^ { \infty } e ^ { - 6 x } d x$

question 19

Multiple Choice

Evaluate $\int _ { 1 } ^ { \infty } e ^ { - 6 x } d x$ .

• A)e⁶
• B) \(6 e ^ { 6 }\)
• C) \(\frac { 1 } { 6 e }\)
• D) \(\frac { 1 } { 6 e ^ { 6 } }\)

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