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    Mathematics
  3. Study Set
    Thomas Calculus Early Transcendentals
  4. Exam
    Exam 9: Techniques of Integration
  5. Question
    Evaluate the Integral\[\int _ { 0 } ^ { \infty } e ^ { - x } \cos 2 x d x\]
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Evaluate the Integral ∫0∞e−xcos⁡2xdx\int _ { 0 } ^ { \infty } e ^ { - x } \cos 2 x d x∫0∞​e−xcos2xdx

Question 282

Question 282

Multiple Choice

Evaluate the integral.
- ∫0∞e−xcos⁡2xdx\int _ { 0 } ^ { \infty } e ^ { - x } \cos 2 x d x∫0∞​e−xcos2xdx


A) 25\frac { 2 } { 5 }52​
B) Diverges
C) 1
D) 15\frac { 1 } { 5 }51​

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