Condensing logarithmic expressions

Condensing logarithmic expressions

Assessment

Interactive Video

Mathematics, Performing Arts

11th Grade - University

Practice Problem

Hard

Created by

Wayground Content

FREE Resource

The video tutorial addresses common student misconceptions about logarithmic expressions, particularly focusing on the addition of terms within a logarithm. It explains why certain operations, like rewriting the sum of terms as a product, are incorrect in this context. The tutorial emphasizes understanding the properties of logarithms and clarifies that the addition of terms inside a logarithm cannot be simplified in the same way as separate logarithmic terms. The lesson concludes with a summary of the correct approach to handling such expressions.

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5 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the initial expression discussed in the video?

log base two of X + 3

log base three of X + 2

log base two of X * 3

log base three of X + 3

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which property of logarithms is often misunderstood by students?

The ability to multiply numbers within a logarithm

The ability to add numbers within a logarithm

The ability to rewrite the addition of two logarithms as a product

The ability to divide numbers within a logarithm

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the common mistake students make when dealing with the expression log base two of X + 3?

They try to rewrite it as log base two of X + 3 squared

They try to rewrite it as log base two of X squared

They try to rewrite it as log base two of X * 3

They try to rewrite it as log base two of 3X

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Why can't the expression log base two of X + 3 be rewritten as a product?

Because it involves addition within a single logarithm

Because it involves multiplication within a single logarithm

Because it involves division within a single logarithm

Because it involves subtraction within a single logarithm

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the final form of the expression discussed in the video?

log base two of X + 3 squared

log base two of X * 3

log base two of X + 3

log base two of 3X

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