1.

IfA and B be the points (3,4,5) and (-1,3,-7) respectively find the equation of the set of points P such that PA^(2)+PB^(2)=K^(2) where k is a constant

Answer»


Answer :`x^(2)+y^(2)+Z^(2)-2x-7y+2z=(K^(2)-109)/(2)`


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