Answer:
the answer is withdraw
Step-by-step explanation:
=x
AC=-160
BC is the midpoint of AC meaning half of AC
-160/2=-80
For number 5 is n=10
=(a-b)(a^2+ab+b^2)
= a^3+a^2b+ab+ab^2-ba^2-ab^2-b^3
SIMPLIFY
=a^3+ab-b^3