Question

Find the distance between the points 6 + 5i and 1 – 2i.

Answer 1

hello :
let : z = 6+5i z' = 1-2i
the distance between the points 6 + 5i and 1 – 2i is : |z - z' |
|z - z' | = |6+5i -1+2i| = |5+7i | =√(5²+7²) =√74

Answer 2

Approximately 8.6

Explanation: