Simplify the Following Expression $7 ^ { - 2 } \cdot 7 ^ { 3 } \cdot 7 ^ { - 4 }$

question 15

Multiple Choice

Simplify the following expression. Do not use parentheses or negative exponents. $7 ^ { - 2 } \cdot 7 ^ { 3 } \cdot 7 ^ { - 4 }$

• A)-343
• B) \(7 ^ { 3 }\)
• C) \(\frac { 1 } { 343 }\)
• D) \(- \frac { 1 } { 343 }\)
• E)343

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Definitions:

Fritsch And Hitzig

Researchers known for their pioneering work in neurophysiology, particularly in discovering the motor cortex's role in controlling voluntary movements.

Discover

To find, see, or become aware of something for the first time or after searching.

Cerebral Cortex

The cerebral cortex is the outer layer of neural tissue of the cerebrum of the brain, playing a key role in memory, attention, perception, awareness, thought, language, and consciousness.

Corpus Callosum

A wide strip of nerve tissue connecting the brain's two halves, enabling them to communicate with each other.