Evaluate the Improper Integral or State That It Is Divergent $$\int _ { 0 } ^ { \infty } 21 x e ^ { 2 x } d x$$

Multiple Choice

Evaluate the improper integral or state that it is divergent.
- $$\int _ { 0 } ^ { \infty } 21 x e ^ { 2 x } d x$$

A) 1.3333
B) Divergent
C) 1.6667
D) 2.6667