Tutorial - Evaluating Logarithms without a Calculator

Tutorial - Evaluating Logarithms without a Calculator

Assessment

Interactive Video

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Mathematics

11th Grade - University

Hard

The video tutorial explains how to evaluate logarithms with a base larger than the number being evaluated. It begins with an introduction to logarithms and explores positive and negative powers of 36. The tutorial then discusses rational numbers and roots, applying one-to-one properties of exponents to solve the problem. The conclusion confirms the solution by demonstrating that 36 raised to the 1/2 power equals 6, illustrating the concept of rational exponents representing roots.

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5 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the main goal of the problem discussed in the first section?

To determine the power to which 36 must be raised to get 6

To find the square root of 36

To calculate 36 squared

To find the cube root of 36

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Why are negative whole numbers not suitable for solving the problem in the first section?

They result in complex numbers

They result in values less than 6

They result in fractions that do not equal 6

They result in values greater than 36

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What new approach is introduced in the second section to solve the problem?

Using whole numbers

Using complex numbers

Using rational numbers, specifically fractions

Using irrational numbers

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How does the one-to-one property of exponents help in solving the equation in the final section?

It helps in finding the square of the number

It allows equating the exponents when the bases are the same

It simplifies the equation by removing exponents

It allows rewriting the equation with different bases

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What does a rational power represent, as explained in the final section?

A logarithm

A whole number

A fraction

A root