point p lies on the line x = -3 and is 10 units from the point (5,2) find the product of all possible y-coordinates that satisfy the given conditions
The product is -32
In mathematics, you don't understand things. You just get used to them.
Of course that result can be rigorously obtained, but who cares?
Combinatorics is Algebra and Algebra is Combinatorics.
I agree with the the double sized 3-4-5 triangles used by carpenters and the answer provided.