- #1
Reshma
- 749
- 6
This is a simple problem. Show that:
(-1 + i)7 = -8(1 + i)
where i = sqrt(-1)
I'm able to prove this result by expanding the bracket:
[(-1 + i)3]2(-1 + i)
But please help me prove this using the polar form.
(-1 + i)7 = -8(1 + i)
where i = sqrt(-1)
I'm able to prove this result by expanding the bracket:
[(-1 + i)3]2(-1 + i)
But please help me prove this using the polar form.