Expanding logarithmic expressions with a square root

Expanding logarithmic expressions with a square root

Assessment

Interactive Video

Mathematics

9th - 10th Grade

Hard

Created by

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The video tutorial explains how to expand a logarithmic expression by first removing the root and then applying properties of logarithms. It demonstrates how to handle exponents and rewrite a division of expressions as a difference of logarithms. The tutorial emphasizes the importance of correctly placing constants and finalizing the expression without altering the natural logarithm's internal components.

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5 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the first step in expanding a logarithmic expression with a root?

Multiply the expression by 2

Remove the root by rewriting the expression

Add a constant to the expression

Divide the expression by its base

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How can a logarithm of a division be rewritten?

As the division of two logarithms

As the difference of two logarithms

As the product of two logarithms

As the sum of two logarithms

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

When applying an exponent to a logarithmic expression, where should it be placed?

It should not be placed in front

Only in front of the numerator

In front of the entire expression

Only in front of the denominator

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Why can't a number inside a logarithm be brought down in front?

Because it is part of the expression being logged

Because it changes the base of the logarithm

Because it simplifies the expression incorrectly

Because it is not a valid operation

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What should you do if a number is inside the logarithm and not an exponent?

Multiply it by the base

Add it to the exponent

Bring it down in front

Leave it as it is