Question

Hello, I need help understanding this problem.

Answer 1

Explanation:

Given points M( -5 , 9) and N( -2 , 7)

Now mid point of MN

(x, y) =

`( (x1 + x2)/(2) \: \: \: \: (y1 + y2)/(2) )`

= {(-5-2)/2 , (9 +7)/2}

= (-7/2 , 8)