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Imagine This!
Imagine this!
It's amazing what you can do when you go beyond the Real world...
Vanishing Roots
Age 14 to 18
If $y=x^2-6x+c$, and we vary $c$, what happens to the roots when $c>9$?
Opening the Door
Age 14 to 18
Challenge Level
What happens when we add together two complex numbers?
Strolling Along
Age 14 to 18
Challenge Level
What happens when we multiply a complex number by a real or an imaginary number?
Related
Visualising and Representing Complex Numbers