Yr1 Argand Diagrams Flashcards
1
Q
Remember when the argument is something like arg (z-2)…
A
it is translated.
2
Q
To find the range of values for a real/imaginary constant…
A
use the discriminant.
3
Q
The max and min value of the modulus is…
A
the distance from the origin to where it first hits the circumference, or the same adding the diameter.
4
Q
When looking for min max distances…
A
look at distances from the origin
5
Q
When representing a circle, the number of the RHS is…
A
the radius (not the diameter)
6
Q
To get the complex number from having the modulus and argument use…
A
z = r (cos θ + i sin θ)
