Answer:
B = -.5
Step-by-step explanation:
If B is negative is cancels out the prexisting negative making it positive.
It would be B, an acute scalene. It would be B because all 3 sides are different.
Answer: (x+7)^2 + (y-4)^2 = 121 or (x+7)^2 + (y-4)^2 = 11^2
Step-by-step explanation:
Equation of the circle is:
, which is the center
and the radius 
-Place the center (-7,4) and radius 11 onto that equation:
(if simplified radius needed)
or
