Find the distance between the pair of points: (9, 1) and (2, -1)

Question

This is an hyperbolas algebra 2 question.

Answer 1

Distance between the poins say (x1,y1) = (9,1)

(x2,y2) = (2,-1)

Distance between the two points = √[(x2-x1)^2+(y2-y1)^2]

= √ [(2-9)^2+(-1-1)^2]

= √(49+4)

=√53