Farmer yoy started with 74 habs on his farm. Every hour, he squashed 1 more of them. Farmer umpt started with 54 habs on her far
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ANSWER
The radius is 4
EXPLANATION
The given equation is:
We complete the square to get the expression in standard form:
We factor using perfect squares to get:
This implies that,
Comparing to
The radius is r=4