Algebra-2

Question Analysis
This question involves vertical shifting and vertical stretching of a linear function. The main focus is on finding the resulting function after these two transformations in sequence.

Key Concept Explanation
Vertical Shift: Shifting up by units gives .
Vertical Stretch: For , a vertical stretch by factor gives .

Step-by-Step Solution
1. Original function:
2. Shift 4 units up:

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