Use the Change of Base Formula to Identify the Expression $\log _ { 9 } 7$

question 22

Multiple Choice

Use the change of base formula to identify the expression that is equivalent to $\log _ { 9 } 7$ .

• A) \(\frac { \log 7 } { \log 9 }\)
• B) \(\frac { \log 9 } { \log 7 }\)
• C) \(\frac { \ln 9 } { \ln 7 }\)
• D) \(9 \log 7\)

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Definitions:

Inductance

A characteristic of an electrical conductor wherein an alteration in the current passing through it generates an electromotive force within the conductor and in nearby conductors due to mutual inductance.

Three-Phase Wye Connection

A three-phase Wye connection is a method of connecting three-phase electrical circuits where the endpoints of each phase are connected at a common point, forming a shape similar to the letter 'Y'.

Virtue

The quality of being morally good or righteous, often associated with conforming to ethical principles and standards of behavior.

Public Good

A product or service made available to all society members at no cost, distributed by the government, private organizations, or individuals, not aiming to earn profit.