- Differences between syncytriotropoblast cells and mallingnant cells.?

Discover Questions

What is y^4 minus y^3 plus 2y^2 +y minus1 divided by y^3 + 1? √17x+2 +√x+7 = 9 .....is there anyway to know how much solution will this equation have without solving it .options : -1/0/2/none sollution? Is their a far range listening device if so what is it? F(x)=((x+3)/(x-1)), evaluate (f(x)-f(1))/(x-1)? W^44 + w^45 = ? Options : A)-1 B)-1/w C) 1/(-w^2) or none.
I know that w^3 = 1 the answer is c...how?