Understanding Logarithms and Exponential Equations

Understanding Logarithms and Exponential Equations

Assessment

Interactive Video

Mathematics

8th - 10th Grade

Hard

Created by

Sophia Harris

FREE Resource

The video tutorial explains how to solve a logarithmic equation using the change of base formula and the power property of logarithms. It begins by rewriting the equation with a common base, then applies the power property to simplify the expression. The tutorial continues by simplifying the equation further, leading to a final solution where the logarithmic equation is converted into an exponential form, resulting in the solution x equals four.

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6 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the purpose of using the change of base formula in the given problem?

To convert the logarithm to a different base for easier calculation

To eliminate the logarithm entirely

To solve the equation directly

To change the equation into a polynomial

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which property of logarithms allows us to move the exponent to the front of the logarithm?

Product Property

Quotient Property

Power Property

Change of Base Property

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the result of simplifying 2 divided by 2 in the context of the problem?

Zero

Four

Two

One

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

After applying the power property, what is the simplified form of the expression?

log base 2 of x squared equals 4

2 log base 2 of x equals 4

log base 2 of 4 equals x

log base 2 of x equals 4

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How do you express the logarithmic equation log base 2 of x equals 2 in exponential form?

x equals 2 plus 2

x equals 2 squared

x equals 2 to the power of 2

x equals 2 times 2

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the final solution for x in the equation?

x equals 4

x equals 2

x equals 8

x equals 16