If A and B be the points `(3, 4, 5)`and `(1, 3, 7)`, respectively, find the equation of the set of points P such that `P A^2+P B^2=k^2`, where k is a constant.

If A 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.

If A 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.

If A 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.

If A and B are 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.

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

If A 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

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

If A and B are the points (3, 4, 5) and (-1, 3,-7) respectively then theset of points Psuch that PA ^(2) + PB ^(2) = K ^(2), where K is a constant lie on a proper sphere if: