Evaluate the Improper Integral $\int _ { 0 } ^ { \infty } x e ^ { - x / 2 } d x$

question 85

Multiple Choice

Evaluate the improper integral $\int _ { 0 } ^ { \infty } x e ^ { - x / 2 } d x$

• A)1
• B)2
• C)4
• D) \(\frac { 1 } { 4 }\)
• E) \(\frac { 1 } { 3 }\)
• F)3
• G) \(\frac { 1 } { 2 }\)
• H)Divergent

Compare the health impacts of smoking to other lifestyle changes.

Examine the effectiveness of different types of smoking cessation programs.

Study the effectiveness of various modes of delivery for smoking cessation support.

Assess the impact of gender, media campaigns, and genetic factors on smoking behavior.

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