Evaluate the Integral $$\int _ { 0 } ^ { \infty } e ^ { - x } \cos 4 x d x$$

question 208

Multiple Choice

Evaluate the integral.
- $$\int _ { 0 } ^ { \infty } e ^ { - x } \cos 4 x d x$$

• A) \(\frac { 4 } { 17 }\)
• B) 1
• C) \(\frac { 1 } { 17 }\)
• D) Diverges

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