Discussion about math, puzzles, games and fun. Useful symbols: ÷ × ½ √ ∞ ≠ ≤ ≥ ≈ ⇒ ± ∈ Δ θ ∴ ∑ ∫ • π ƒ -¹ ² ³ °
You are not logged in.
Post a reply
Topic review (newest first)
- bobbym
- 2013-02-09 20:05:02
Hi cooljackiec;
|5-12i|+|3-4i| = 13 + 5 = 18
- cooljackiec
- 2013-02-09 14:07:39
a) Suppose we graph every point z in the complex plane such that |z| = 4. What shape results?
b) What is the graph of the equation |z-2i| = 3
- cooljackiec
- 2013-02-09 10:52:33
Compute |5-12i|+|3-4i|.
- bobbym
- 2013-02-09 02:20:20
Them there is fightin words where we all come from. - Gary Cooper
- anonimnystefy
- 2013-02-09 02:11:02
Yes, yes I did.
- bobbym
- 2013-02-09 02:03:18
Hmmmm, you got me. You are correct!
- anonimnystefy
- 2013-02-09 01:59:00
Those are not imaginary numbers. They are complex!
- bobbym
- 2013-02-09 01:46:51
Why not? What did I do wrong?
- anonimnystefy
- 2013-02-09 01:41:23
Hi bobbym
Those numbers you posted aren't imaginary either...
- bobbym
- 2013-02-09 00:27:13
Hi ;
- bob bundy
- 2013-02-08 23:53:43
hi scientia
Nice solution. 
So where are the imaginary numbers?
Perhaps you have to imagine them. 
Bob
- scientia
- 2013-02-08 22:40:39
So where are the imaginary numbers?
- bobbym
- 2013-02-08 19:09:46
Hi;
- cooljackiec
- 2013-02-08 14:30:23
How many pairs of integers (b,c) satisfy the equation