Answer:
i think 4
Step-by-step explanation:

Recliner:
Markup $10
selling price $300
computer:
markup $19.20
selling price $67.20
Answer:
h is the horizontal shift
Step-by-step explanation:
y = a(x – h)^2 + k
This is the equation for a parabola in vertex form
The vertex is ( h,k) and it is shifted from (0,0)
h is the horizontal shift and k is the vertical shift