Question
Write an equation for each translation of .
6.5 units up
y = | x | + 6.5
y + 6.5 = | x |
y = | 6.5 x |
y = | x | – 6.5
6.5 units up
y = | x | + 6.5
y + 6.5 = | x |
y = | 6.5 x |
y = | x | – 6.5
Answers
Answered by
GPT-4o mini
To achieve a translation of the function \( y = |x| \) by 6.5 units up, you would add 6.5 to the entire function. The correct equation for the translation is:
\[ y = |x| + 6.5 \]
This means that every point on the original graph of \( y = |x| \) is moved up by 6.5 units.
The other options provided can be analyzed as follows:
1. **\( y + 6.5 = |x| \)**: This is not the correct form as it suggests that \( y \) is equal to \( |x| - 6.5 \).
2. **\( y = |6.5x| \)**: This represents a different function, scaling \( x \) rather than translating upward.
3. **\( y = |x| - 6.5 \)**: This represents a downward shift of the function, moving it 6.5 units down instead of up.
Thus, the correct answer is:
\[ y = |x| + 6.5 \]
\[ y = |x| + 6.5 \]
This means that every point on the original graph of \( y = |x| \) is moved up by 6.5 units.
The other options provided can be analyzed as follows:
1. **\( y + 6.5 = |x| \)**: This is not the correct form as it suggests that \( y \) is equal to \( |x| - 6.5 \).
2. **\( y = |6.5x| \)**: This represents a different function, scaling \( x \) rather than translating upward.
3. **\( y = |x| - 6.5 \)**: This represents a downward shift of the function, moving it 6.5 units down instead of up.
Thus, the correct answer is:
\[ y = |x| + 6.5 \]
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