A classroom is arranged with 6 seats in the front row, 12 seats in the middle row, and 10 seats in the back row. The teacher ran
1 answer:
You might be interested in
Answer:
Option D. 3 + 9i
Step-by-step explanation:
We know that the formula to find the middle point is:
We know that the middle point is:
And the end point is:
We wish to find the point
So we can write the following equation
(i)
and
(ii)
Now we clear from equation (i) and clear
from equation (ii)
For equation (i) we have:
For equation (ii) we have:
Then the initial point is:
The correct answer is the last option 3 +9i