This also gives the equation of the line of symmetry for the quadratic graph. The value of \(y\) when \(x = 3\) is -5. This value is always the same as the constant term in the completed square ...

When a question asks you to 'solve' a quadratic equation, this means that you are to find the roots of the quadratic. In other words, where does the parabola cut the x-axis? As a graph cuts the ...

Babylonians, in particular, would solve simultaneous equations to find the roots of a quadratic ... can see that the equation will be zero when x=S or X=R so that means S and R are the roots ...

Whether in the context of quadratic ... x-coordinate of the vertex, and k is the vertex's y-coordinate. Keep that in mind for the rest of this step. Now, h = -b/2a. Plug in the values into the ...