Find the Coefficient Of $x ^ { 9 }$ In the Expansion Of

question 33

Short Answer

Find the coefficient of $x ^ { 9 }$ in the expansion of $\left( 2 + x ^ { 3 } \right) ^ { 10 }$

---

Definitions:

Integral Hydrometer

A device that measures and indicates the relative humidity of the air, often integrated into other instruments or systems for environment monitoring.

Surface Charge

An accumulation of electric charge on the outer surface of an object or material, influencing electrical properties and interactions.

Galvanic Device

A device that generates electrical energy through the chemical reaction between different metals in an electrolyte.

Chemical Action

The process of substances interacting at a molecular level to produce a chemical change.