- #1
geffman1
- 67
- 0
hey guys I've got a problem
If z = 3− i and w = 1+3i, evaluate Im (z∗w)/(2z − 3w)
my attempt... ill do top first (3+i)(1+3i)=3+9i+i+3i^2=10i?
bottom=3-2i-3+9i=7i therefore answer equals 10/7 however answer is 3/13. could someone please help. thanks
If z = 3− i and w = 1+3i, evaluate Im (z∗w)/(2z − 3w)
my attempt... ill do top first (3+i)(1+3i)=3+9i+i+3i^2=10i?
bottom=3-2i-3+9i=7i therefore answer equals 10/7 however answer is 3/13. could someone please help. thanks