The formula of a midpoint of the segment between the points

We have:

Substitute:

<h2>Answer:
B.</h2>
Answer:

Step-by-step explanation:
Using the power of power rule (multiply the exponents)
×
× 

When exponents are multiplied, add the answers:
x ^ ( 4/9 + 2/9 )
x ^ ( 6/9 )
x ^ ( 2/3 )
2+2 is 4 LOL you just gotta add 1+1+1+1
I did not even understand that equation