Question From the equation \ (y = - { (x + 4)^2} - 5\), write down the co-ordinates and nature of the turning point and the equation of the axis of symmetry.

Revise how to identify the y-intercept, turning point and axis of symmetry of a quadratic function. BBC Bitesize Scotland revision for SQA National 5 Maths.

The quadratic equation has frustrated math students for millenniums. But a math professor at Carnegie Mellon University in Pittsburgh may have come up with a better way of solving it.