No it dont.anyway try to download some good antivirus softwares like comodo
No
6y-y3 = 3
x3-y3
-y3 + 7y3
y^3
27-y3 factored completely = 24
72
X2+Y3+15 All you can do is simplify it.
do Lego games give you a virus
No, Zune will not give your computer a virus.
y times y times y (or y3)
30