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Quadratic function transformations worksheet with graphs and descriptions of shifts and reflections.

Four graphs of quadratic functions with transformations labeled as reflections, shifts, and stretches, showing how each function is derived from the parent function f(x) = x².

Four graphs of quadratic functions with transformations labeled as reflections, shifts, and stretches, showing how each function is derived from the parent function f(x) = x².

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Show Answer Key & Explanations Step-by-step solution for: Parent FUNctions and Transformations v1 by Common Core Fun worksheets library
I'll solve this problem by analyzing the transformations of the fish graph step-by-step.

First, I need to understand what each transformation means:
- f(x) + k: shifts the graph up by k units
- f(x) - k: shifts the graph down by k units
- f(x + k): shifts the graph left by k units
- f(x - k): shifts the graph right by k units
- -f(x): reflects across the x-axis
- f(-x): reflects across the y-axis

Now I'll examine each row and determine if the description matches the transformation.

Row 1:
- f(x) + 5: should shift up 5 units → "5 UP" ✓
- f(x) + 2: should shift up 2 units → "2 UP" ✓
- f(x) - 1: should shift down 1 unit → "1 DOWN" ✓
- f(x + 3): should shift left 3 units → "3 LEFT" ✓

Row 2:
- f(x) - 2: should shift down 2 units → "2 DOWN" ✓
- f(x - 7): should shift right 7 units → "7 RIGHT" ✓
- f(x - 1): should shift right 1 unit → "1 RIGHT" ✓
- f(x) - 2: should shift down 2 units → "2 DOWN" ✓

Row 3:
- -f(x): should reflect across x-axis → "REFLECTED ACROSS X-AXIS" ✓
- -f(-x): should reflect across both axes (or equivalently, rotate 180°) → "REFLECTED ACROSS X-AXIS" (This is partially correct but incomplete; it should also mention reflection across y-axis or rotation)
- -f(x): should reflect across x-axis → "REFLECTED ACROSS X-AXIS" ✓
- -f(x + 2): should reflect across x-axis AND shift left 2 units → "REFLECTED ACROSS X-AXIS" (Missing the shift component)

Row 4:
- f(-x) - 1: should reflect across y-axis AND shift down 1 unit → "REFLECTED ACROSS Y-AXIS & 1 DOWN" ✓
- f(-x) - 2: should reflect across y-axis AND shift down 2 units → "REFLECTED ACROSS Y-AXIS & 2 DOWN" ✓
- -f(x) + 1: should reflect across x-axis AND shift up 1 unit → "REFLECTED ACROSS X-AXIS & 1 UP" ✓
- -f(x) - 3: should reflect across x-axis AND shift down 3 units → "REFLECTED ACROSS X-AXIS & 3 DOWN" ✓

The main errors are in Row 3:
- For -f(-x), it should be "REFLECTED ACROSS BOTH AXES" or "ROTATED 180°" rather than just "REFLECTED ACROSS X-AXIS"
- For -f(x + 2), it should be "REFLECTED ACROSS X-AXIS & 2 LEFT" rather than just "REFLECTED ACROSS X-AXIS"

The solution is to correct these two entries in Row 3 to accurately describe the complete transformations.
Parent Tip: Review the logic above to help your child master the concept of algebra 2 parent functions and transformations worksheet.
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