Algebra-2

Question Analysis
This question involves horizontal stretching and vertical shifting of a quadratic function in expanded form. The main focus is on determining the resulting function after these transformations.

Key Concept Explanation
Horizontal Stretch: For , a horizontal stretch by factor gives (replace with ).
Vertical Shift: Shifting down by units gives .

Step-by-Step Solution
1. Original function:
2. Horizontal stretch by 4: Replace with , so

Click "Show Answer" to reveal the answer and analysis