Logarithmic Equations and Exponents

Logarithmic Equations and Exponents

Assessment

Interactive Video

Mathematics

9th - 12th Grade

Hard

Created by

Ethan Morris

FREE Resource

The video tutorial explains how to solve a logarithmic equation by isolating the logarithm and converting it into an exponential equation. It demonstrates the process of using a calculator to approximate the solution and concludes with solving for x. The tutorial aims to provide a clear understanding of the steps involved in solving such equations.

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8 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the first step in solving a logarithmic equation with a single log?

Multiply by the base of the log

Convert it to a quadratic equation

Add a constant to both sides

Isolate the logarithm

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How do you isolate the logarithm in the equation 9/7 * log base 2 of 2x?

Add 9/7 to both sides

Multiply both sides by 7/9

Subtract 9/7 from both sides

Divide both sides by 7/9

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the next step after isolating the logarithm in a log equation?

Convert it to a linear equation

Graph the equation

Convert it to an exponential equation

Solve for y

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In the equation 2 raised to the power of 35/9 equals 2x, what is the base?

9/7

35/9

2x

2

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What tool is used to approximate 2 raised to the power of 35/9?

A protractor

A calculator

A ruler

A compass

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the approximate value of 2 raised to the power of 35/9 rounded to four decimal places?

7.4070

2.0000

35.0000

14.8140

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

After calculating 2 raised to the power of 35/9, what is the next step to find x?

Multiply by 2

Subtract 2

Add 2

Divide by 2

8.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the approximate value of x after solving the equation?

7.4070

35.0000

14.8140

2.0000