Use Properties of Exponents to Simplify $$\left( 9 ^ { 1 + \sqrt { 7 } } \right) \left( 9 ^ { 1 - \sqrt { 7 } } \right)$$

question 15

Multiple Choice

Use properties of exponents to simplify. $$\left( 9 ^ { 1 + \sqrt { 7 } } \right) \left( 9 ^ { 1 - \sqrt { 7 } } \right)$$

• A) 49
• B) 81
• C) 16
• D) \(9 \sqrt { 7 }\)
• E) 343

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Definitions:

Correlation Coefficient

A numerical index of the degree of relationship that exists between two variables.

Strength

The quality or state of being physically strong, as well as a person's mental or emotional ability to deal with difficult situations.

Direction

Guidance or instructions on how to proceed; or, the course along which something moves.

Correlation Coefficient

A statistical measure that indicates the extent to which two variables fluctuate together, showing the strength and direction of their relationship.