1. ## Locus Question

Find the locus of a point P that moves so that:
PA2 − PB2 = 5

ANSWER IN TEXTBOOK is 8x + 8y - 3 = 0

2. ## Re: Locus Question

What are $A$ and $B$? Are you given any coordinates?

3. ## Re: Locus Question

Nup no coordinates.

4. ## Re: Locus Question

Looking at the intended answer, there's not enough information.

For example, the given answer doesn't satisfy $A(0,0)$ and $B(0,1)$, so $A$ and $B$ should have been fixed points.

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