Xif you have a lung cell with 30% oxgen inside the cell and 90% outside, and 70% carbon dixide inside and 10% outside the cell, which way will each substance move and why?

complete the square on the right side of the equation;

-5(x + 0)^2 + 15

answer: d. y = -x^2 + 15

a "theory" a suggestion that is not 100 % accurate, or a figure. some people say its a theory because they of all the passed theory's about one subject. it depends sometimes theory might be accurate and sometimes they are.