Answer:
I don't know bro actually which question ❓
Use BODMAS, this is the order in which you must
1. Brackets
2. Divide
3. Multiply
4. Add
5. Subtract
therefore 2x2+2x2-2+2x2=10
180 - 120 = 60
x = y = 60/2 = 30
answer
x = 30 and y = 30


The length of the curve
is given by








Answer:
=(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