ehamer
Find an equation of the circle that satisfies the given conditions.
Endpoints of a diameter are
P(−1, 3) and Q(5, −1).



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manishsatywali
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dw:1359617718573:dw

manishsatywali
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USE MID POINT theorem: dw:1359617778793:dw

manishsatywali
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since centre of circle lies at the midpoint odf line PQ.........WE can apply midpoint theorem

ehamer
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midpoint is (2,1)?

manishsatywali
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yes

manishsatywali
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find the radius of circle applyind distance formula between P and O or Q and O

ehamer
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radius is square root of 13
so answer should/would be (x2)^2 + (y1)^2 =13