Compute the Integral $\int _ { 0 } ^ { 4 } \int _ { 0 } ^ { 8 } e ^ { x + y } \mathrm {~d} x \mathrm {~d} y$

question 119

Multiple Choice

Compute the integral. $\int _ { 0 } ^ { 4 } \int _ { 0 } ^ { 8 } e ^ { x + y } \mathrm {~d} x \mathrm {~d} y$

• A) \(e ^ { 8 } e ^ { 4 }\)
• B) \(\left( e ^ { 8 } - 1 \right) \left( e ^ { 4 } - 1 \right)\)
• C) \(e ^ { 12 } + 12\)
• D) \(e ^ { 12 } - 12\)
• E) \(\frac { e ^ { 4 } } { \left( e ^ { 5 } - 1 \right) }\)

---

Definitions:

Customer Experience

The overall perception and feelings a customer has about their interactions with a company or brand across all touchpoints.

Relationship Marketing

A strategy designed to foster customer loyalty, interaction, and long-term engagement rather than focusing solely on immediate sales.

Customer Value Proposition

An expression of how a product or service meets or exceeds the needs and expectations of a customer.

Internal Marketing

An approach to business management that treats employees as internal customers to engage and motivate them towards company goals.