How can you change the concentration of a solution?

Its due ! write an equation in which the quadratic expression 2x^2-2x 12 equals 0. show the expression in factored form and explain what your solutions mean for the equation. show your work.

Which describes the difference between the graph of f(x)=x^2 and g(x)=-(x^2-2)

If a is a nonzero real number then the reciprocal of a is