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Mathematics 12 Online
OpenStudy (caozeyuan):

Consider the points P such that the distance from P to A(-1,5,3) is twice the distance from P to B(6,2,-2). Show that the set of all such points is a sphere, and find its center and radius.

OpenStudy (anonymous):

your a little bit further than i am in geometry could i get your help?

OpenStudy (anonymous):

on my prob?

OpenStudy (caozeyuan):

@Avatarfreak Can you tag me? I canot find it

OpenStudy (anonymous):

is this linear algebra?

OpenStudy (caozeyuan):

no, this is vector geometry, which is the foundational chapter of multivariable calculus. @Brettb

OpenStudy (anonymous):

ah I see. Ive only done calc II I dont need to do multivariable calculus. sorry I dont know exactly what do do :(

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