Determining the inverse of exponential and logarithmic functions ex 1, y = log8 (x)

Determining the inverse of exponential and logarithmic functions ex 1, y = log8 (x)

Assessment

Interactive Video

Mathematics, Social Studies

11th Grade - University

Hard

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The video tutorial explains the relationship between exponential and logarithmic forms, using examples like 3^2 = 9 and its logarithmic form log base 3 of 9 = 2. It further discusses how to find the inverse of a logarithmic equation by rewriting it in exponential form, demonstrated with the equation X = log base 8 of Y, which is rewritten as Y = 8^X. The tutorial aims to help viewers understand the conversion between these mathematical forms and the process of finding inverses.

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5 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the logarithmic form of the exponential equation 3^2 = 9?

log base 9 of 3 = 2

log base 2 of 9 = 3

log base 3 of 9 = 2

log base 3 of 2 = 9

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the first step in finding the inverse of a logarithmic equation?

Add the base to both sides

Swap the variables X and Y

Multiply both sides by the base

Divide both sides by the base

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How can you express X = log base 8 of Y in exponential form?

Y = X^8

Y = 8^X

8 = Y^X

X = 8^Y

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following represents an inverse function in exponential form?

X = 8^Y

Y = log base 8 of X

Y = 8^X

X = log base Y of 8

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the exponential form of the equation X = log base 8 of Y?

Y = 8^X

X = 8^Y

8 = X^Y

Y = X^8