Evaluate the Expression $$\left( - \frac { 49 } { 36 } \right) ^ { - 1 / 2 }$$

question 62

Multiple Choice

Evaluate the expression.
- $$\left( - \frac { 49 } { 36 } \right) ^ { - 1 / 2 }$$

• A) not a real number
• B) \(- \frac { 6 } { 7 }\)
• C) \(\frac { 7 } { 6 }\)
• D) \(\frac { 49 } { 72 }\)

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Definitions:

Critical Period

A specific time during development when the organism is particularly sensitive to certain environmental stimuli, and its absence can lead to irreversible consequences.

Preoperational Stage

A stage in Piaget's theory of cognitive development, occurring from ages 2 to 7, characterized by symbolic thinking and egocentrism.

Object Permanence

Understanding that objects continue to exist even when they cannot be seen, heard, or otherwise sensed; usually develops in infancy.

Accommodation

The process by which individuals adjust their schemas and perceptions to incorporate new experiences.