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pescribe the transformations of each function: 9. \( y=4 \sqrt{x+2}-3 \)

Ask by Wyatt Simpson. in the United States
Jan 23,2025

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The function \( y = 4 \sqrt{x + 2} - 3 \) undergoes the following transformations: 1. **Horizontal Shift:** 2 units to the left. 2. **Vertical Stretch:** 4 times the original. 3. **Vertical Shift:** 3 units down. These transformations are applied in sequence to the parent square root function \( y = \sqrt{x} \) to obtain the final graph of \( y = 4 \sqrt{x + 2} - 3 \).

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The function \( y=4 \sqrt{x+2}-3 \) involves a series of transformations starting with the basic square root function \( y=\sqrt{x} \). First, we shift the graph 2 units to the left due to the \( +2 \) inside the square root. Then, the coefficient \( 4 \) outside stretches the graph vertically, making it grow faster. Lastly, the \( -3 \) translates the entire graph down by 3 units, giving it a new position on the y-axis. To visualize these changes, imagine the square root function starting at the origin. After shifting it left, it starts at the point (-2,0), then stretches up four times faster (think of taller hills!). Lastly, with the downward shift, the peak drops down to the point (-2,-3). So, you get a whole new landscape of the square root function!

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