Solve the Problem $\mathrm { A } = 21 \mathrm { e } ^ { \mathrm { kt } }$

question 146

Multiple Choice

Solve the problem.
-The population of a particular country was 21 million in 1984; in 1989, it was 32 million. The exponential growth function $\mathrm { A } = 21 \mathrm { e } ^ { \mathrm { kt } }$ describes the population of this country t years after describes the population of this country t years after 1984. Use the fact that 5 years
After 1984 the population increased by 11 million. Find k rounded to three decimal places.

• A)0.084
• B)1.302
• C)0.094
• D)0.480

---

Definitions:

Accretion

The addition of tectonic terranes and other material to an existing landmass, usually along a convergent or transform plate boundary.

Rifting

The process of the Earth's crust being pulled apart, leading to the formation of rift valleys and potentially new ocean basins.

Subsidence

The gradual sinking or settling of an area of land, which can be caused by natural processes or human activities.

Continental Platform

A broad region that surrounds the continental shield and typically exposes horizontal to gently dipping sedimentary rocks.