Classify the Following Number as Rational or Irrational $\sqrt { 15 } - \frac { 15 } { \sqrt { 15 } }$

question 20

Multiple Choice

Classify the following number as rational or irrational.
- $\sqrt { 15 } - \frac { 15 } { \sqrt { 15 } }$

• A) Irrational
• B) Rational

---

Definitions:

Best Practices

Methods or techniques that have been generally accepted as superior to any alternatives because they produce results that are superior to those achieved by other means.

Justifying

Providing valid reasons or evidence to support an argument or action.

Simple Request Messages

Direct and concise communications asking for specific information, action, or service from another party, often used in professional and personal contexts.

Message Points

Key pieces of information or arguments that are central to the message being communicated.