A linear graph can be drawn using only ... A value of \(y\) will give two possible values of \(x\) because a quadratic graph is symmetrical. To find a \(y\)-value from a given \(x\)-value: On ...

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 ...