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Lesson 10.3 Solve Logarithmic Equations

Last updated over 1 year ago

11 questions

Note from the author:

I can solve logarithmic equations.

Instructions

I can solve logarithmic equations.

Decibels

An equation for the loudness of a sound in decibels is L = 10 log R, where R is the relative intensity of the sound.

1

The loudness of the music at a concert is about 115 decibels. What is the relative intensity of this sound?

1

A regular conversation is found to have a loudness of 62 decibels. What is the relative intensity of this sound?

2

How many times greater is the intensity of the concert than the conversation?

Graphically

1

Solve each logarithmic equation graphically. Round your answer to the nearest hundredth.

1

Solve each logarithmic equation graphically. Round your answer to the nearest hundredth.

Algebraically

1

Solve each logarithmic equation algebraically.

1

Solve each logarithmic equation algebraically.

1

Solve each logarithmic equation algebraically.

1

Solve each logarithmic equation algebraically.

1

Solve each logarithmic equation algebraically.

1

Solve each logarithmic equation algebraically.