Learn how to solve logarithmic equation using properties of logs and one to one

Learn how to solve logarithmic equation using properties of logs and one to one

Assessment

Interactive Video

Mathematics

11th Grade - University

Hard

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FREE Resource

The video tutorial explains how to handle logarithmic equations, emphasizing that logs can only be canceled when one logarithm equals another. It demonstrates combining multiple logs into a single logarithm and solving the resulting equation. The process involves solving for X using square roots and verifying the solutions to ensure they work within the original equation.

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5 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the condition for canceling terms in logarithmic equations?

When the coefficients are equal

When the logarithms are equal

When the bases are different

When the exponents are equal

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the result of combining log base 5 of 6 * 2X squared and log base 5 of 48?

log base 5 of 6X^2 = log base 5 of 48

log base 5 of 6X = log base 5 of 48

log base 5 of 12X = log base 5 of 48

log base 5 of 12X^2 = log base 5 of 48

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the value of X after solving the equation 12X^2 = 48?

X = ±4

X = ±3

X = ±2

X = ±1

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the first step in solving the equation 12X^2 = 48?

Subtract 12 from both sides

Divide both sides by 12

Multiply both sides by 12

Add 12 to both sides

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Why is it important to verify the solutions X = ±2?

To ensure they satisfy the original equation

To find additional solutions

To simplify the equation further

To change the base of the logarithm