Rationalize the Denominator $\frac { 4 } { \sqrt { x + h } - \sqrt { x } }$

question 19

Multiple Choice

Rationalize the denominator. Assume that all variables represent nonnegative numbers and that the denominator is not
zero.
- $\frac { 4 } { \sqrt { x + h } - \sqrt { x } }$

• A) \(\frac { 4 ( \sqrt { x + h } - \sqrt { x } ) } { h }\)
• B) \(\frac { 4 \sqrt { h } } { h }\)
• C) \(\frac { 4 \sqrt { x + h } + \sqrt { x } } { h }\)
• D) \(\frac { 4 ( \sqrt { x + h } + \sqrt { x } ) } { h }\)

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Definitions:

Superficial

Anatomical term meaning closer to the surface of the body.

Second-Degree

Refers to a moderate level of severity or classification in various contexts, such as burns, which involve the epidermis and part of the dermis layer of skin, or crimes, which are serious but considered less severe than first-degree offenses.

Partial-Thickness

A term used in medicine to describe wounds or burns that affect only some layers of the skin, not penetrating completely through from surface to deepest layer.

First-Degree

A classification indicating the lowest severity or level of severity in various contexts, such as burns or relationships.