Here is a question on the Quadratic Discriminant together with mark scheme and video solution:
Quadratic Discriminant Example Solution
Now complete this exercise and email your solutions to me by Sunday 30 December.
Have a good Christmas.
Here is a question on the Quadratic Discriminant together with mark scheme and video solution:
Quadratic Discriminant Example Solution
Now complete this exercise and email your solutions to me by Sunday 30 December.
Have a good Christmas.