Add and Subtract Rational Expressions
- $$\frac { 9 } { x - 4 } - \frac { 1 } { 4 - x }$$

question 28

Multiple Choice

Add and Subtract Rational Expressions
- $$\frac { 9 } { x - 4 } - \frac { 1 } { 4 - x }$$

• A) \(\frac { 10 } { x - 4 }\)
• B) \(\frac { 8 } { x - 4 }\)
• C) \(\frac { 40 - 10 x } { ( x - 4 ) ( 4 - x ) }\)
• D) \(\frac { 10 } { 4 - x }\)

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Definitions:

Critical Period

A specific time frame in the early stages of an organism's life during which it is particularly sensitive to certain environmental stimuli that are essential for proper development.

Human Fetus

A developing human from the end of the embryonic period, approximately nine weeks after fertilization, until birth.

Sensitive Period

A critical phase in early development where the individual is particularly receptive to certain stimuli and capable of acquiring specific skills or knowledge.

Second Language

A language learned by a person in addition to their native language, often for the purpose of communication in a multilingual environment.