Use completing the square to solve for in the equation (x-12)(x+4) =9

If the table of the function contains exactly two potential turning points, one with an input value of –1, which statement best describes all possible values of m? m ≥ –12 –12 < m < 4 m ≤ 4 m ≥ 4 or m ≤ –12

Which representation has a constant of variation of -2.5

With finding limits of multi variable !