sum and product of roots

What Are Roots of a Quadratic Equation?

Do you know that roots of a quadratic equation can also mean the solutions, the x intercepts or simply put it the answers to the equation?

It is something we have learnt since lower secondary.

In 2019, GCE O Level Additional Maths Paper 2 Q10 tested candidates on their basic understanding of roots.

11 marks! Wow!

If you have been simply surface learning, you won't get past part (i) of the question.

See the video to see how I approach this question: https://www.youtube.com/watch?v=CPtbpO4At9w

Quadratic Equation is an important topic in O-Level Elementary & Additional Maths.

Different areas are covered for each Math. For example in Additional Maths, we learnt:

I would like to share with you a question sent to me by a Secondary 3 student on sum & product of roots.

This topic is taught in the beginning for Secondary 3 Additional Maths.

Youtube video link: http://www.youtube.com/watch?v=_Aw6ad7I_fc

Length of video:6 minutes