You want to buy an item that costs $100. Which is the most cost-effective choice for buying the item?
1 answer:
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Answer:
circle of radius 10 centered at (-2, 0)
Step-by-step explanation:
The equation is of the form ...
(x -h)^2 +(y -k)^2 = r^2
with (h, k) = (-2, 0) and r=10.
This is the standard form of the equation of a circle with radius r centered at (h, k).
See the attached for a graph.
