Which graph best represents $$y=-x^{2\ }+\ 6x\ -1$$  

Which graph best represents a quadratic function that only has one zero?

The graph of $$f\left(x\right)\ =\ x^2\$$  was transformed to create the graph of $$g\left(x\right)\ =\ f\left(x\right)-9$$  . Which statement is true about the graphs?

The graph of the quadratic parent function was transformed to create the graph $$h\left(x\right)\ =\ -\ \left(\frac{x}{4}\right)^2$$  . Which of these describes the transformation from the parent function to the graph of h?

The graph of quadratic parent function f was transformed to create the graph of $$g\left(x\right)\ =\ f\left(x+2\right)^{ }-5$$  . Which graph best represents g?

The graph of the quadratic parent function was translated 4.5 units to the left to create the graph of the function g.