Answer:
C. 
Step-by-step explanation:
Let
,
and
. From statement we know that
, which is equivalent to the following linear algebraic formula:
(1)


(2)
Then, the coordinates of point B on AC are:



Which means that correct answer is C.
I just got outta the house and I’m just gonna get in my car I just don’t wanna make it
Attached is your solution: simply set up the box as shown, then find the product of each in individual square in the box. The solution is the sum of the products... Note that when multiplying two binomials, you'll have like terms on one diagonal.
Hope this helps.. let me know if you have questions.