What Inputs Are Defined for the Expression $$\frac { x } { 9 x + 4 }$$

question 3

Multiple Choice

What inputs are defined for the expression? $$\frac { x } { 9 x + 4 }$$

• A) \(R , x \neq - \frac { 9 } { 4 }\)
• B) \(R , x \neq \frac { 4 } { 9 }\)
• C) \(R , x \neq - \frac { 4 } { 9 }\)
• D) \(R, x \neq \frac { 9 } { 4 }\)
• E) \( R , x \neq 0\)

---

Definitions:

Loan

A sum of money borrowed that is expected to be paid back with interest.

Compounded Annually

Interest on an investment is calculated once a year and added to the principle, increasing the amount the interest is calculated on the following year.

Scholarships

Financial aid awards given to students to support their education, typically based on academic achievement, talent, or other criteria.

Compounded Quarterly

The calculation of interest on both the initial principal and accumulated interest over three-month intervals.