Find the Limit of the Function by Using Direct Substitution $$\lim _ { x \rightarrow \pi / 2 } \left( 4 e ^ { x } \cos x \right)$$

question 105

Multiple Choice

Find the limit of the function by using direct substitution.
- $$\lim _ { x \rightarrow \pi / 2 } \left( 4 e ^ { x } \cos x \right)$$

• A) 0
• B) 1
• C) \(\frac { \pi } { 2 }\)
• D) \(4 \mathrm { e } ^ { \pi / 2 }\)

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