Yr1 Complex Numbers

Question 1

When finding a root…

Answer 1

look for roots of polynomial methods

Question 2

When finding an equation…

Answer 2

expand everything in the form (z-(a+bi))

Question 3

When answering a question like, find the roots of the equation f(-2z)=0…

Answer 3

the roots are z, so to find them divide the roots by -2.

Question 4

Possible complex numbers can be

Answer 4

+-

Question 5

When finding f(z) = 0

Answer 5

you are looking to find the roots