Simplify the Expression $$\sqrt { \frac { 2 } { 3 } } - \sqrt { \frac { 72 } { 108 } }$$

question 538

Multiple Choice

Simplify the expression. Assume all variables represent positive real numbers.
- $$\sqrt { \frac { 2 } { 3 } } - \sqrt { \frac { 72 } { 108 } }$$

• A) 0
• B) \(- 1\)
• C) \(- 6\)
• D) \(- \frac { 1 } { 6 }\)

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Definitions:

Ependymal Cells

Glial cells lining the ventricles in the brain and the central canal of the spinal column, involved in producing cerebrospinal fluid.

Neuroglial Cell

Non-neuronal cell in the nervous system that supports, protects, and nourishes neurons; also known as glial cell.

Cuboidal Shape

Describes cells that are roughly cube-shaped, with a width approximately equal to their height.

Neuron

A neuron is a nerve cell that is the fundamental unit of the nervous system, responsible for transmitting information through electrical and chemical signals.