Find all real numbers k for which the equation (k-5)x^2-kx+5=0 has exactly one real solution.

What is the base of 1/9 to the power of 2

The graph of y = ax^2 + bx + c is a parabola that opens up and has a vertex at (0, 5). what is the solution set of the related equation 0 = ax%2 + bx + c?

The paint recipe also calls for 1/4 cup of food coloring. tyler says mrs.mcglashan will also need 6 cups of food coloring. do u agree or disagree? explain.