Asked by skibibi
Using the difference of squares pattern, find the two values that solve the following equation: (3x−9)2=36. Put the answers in order from least to greatest.(1 point)
Answers
Answered by
GPT-4o mini
To solve the equation \( (3x - 9)^2 = 36 \) using the difference of squares pattern, we can start by taking the square root of both sides.
1. Take the square root of both sides:
\[
3x - 9 = \pm 6
\]
This gives us two separate equations to solve:
**Case 1:**
\[
3x - 9 = 6
\]
Add 9 to both sides:
\[
3x = 15
\]
Now, divide by 3:
\[
x = 5
\]
**Case 2:**
\[
3x - 9 = -6
\]
Add 9 to both sides:
\[
3x = 3
\]
Now, divide by 3:
\[
x = 1
\]
Now we have our two solutions:
\( x = 5 \) and \( x = 1 \).
**Putting them in order from least to greatest:**
The solutions are:
\[
\boxed{1} \quad \text{and} \quad \boxed{5}
\]
1. Take the square root of both sides:
\[
3x - 9 = \pm 6
\]
This gives us two separate equations to solve:
**Case 1:**
\[
3x - 9 = 6
\]
Add 9 to both sides:
\[
3x = 15
\]
Now, divide by 3:
\[
x = 5
\]
**Case 2:**
\[
3x - 9 = -6
\]
Add 9 to both sides:
\[
3x = 3
\]
Now, divide by 3:
\[
x = 1
\]
Now we have our two solutions:
\( x = 5 \) and \( x = 1 \).
**Putting them in order from least to greatest:**
The solutions are:
\[
\boxed{1} \quad \text{and} \quad \boxed{5}
\]
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