Simplify:
2 answers:
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B is false, since by the inclusion/exclusion principle,
By independence, we have , which is zero if either of
or
is 0, which isn't guaranteed.
<h2>Equations of Circles</h2>
Generally, you'd see the equation of a circle organized in the following format:
is the center
is the radius
To determine the equation given the center and the radius:
- Plug both pieces of information into the general equation
- Simplify
We're given:
- Radius: 99
- Center: (-1,-8)
Plug the radius and center into the equation as r and (h,k):