Question

What is the distance between `(2,12,5)` and `(1,-5,4)`?

Answer 1

`Delta s=sqrt291`

Explanation:

`"distance between two points is given as:"`
`Delta s=sqrt((x_2-x_1)^2+(y_2-y_1)^2+(z_2-z_1)^2)`
`Delta s=sqrt((1-2)^2+(-5-12)^2+(4-5)^2)`
`Delta s=sqrt(1+289+1)`
`Delta s=sqrt291`