Divide -3-3i
_________
5-6i

A.) -33+33i
_________
11

B.) -6+5i
_______
10

C.) 3-33i
_________
61

D.) 3-33i
__________
61+60i

Question

Divide -3-3i
         _________
              5-6i

A.) -33+33i
     _________
             11

B.) -6+5i
     _______
          10

C.) 3-33i
_________
      61

D.) 3-33i
__________
  61+60i

anonymous · Answer

multiply the numerator and denominator by the conjugate 5+6i

amistre64 · Answer

The key to these is remembering that i^2 = -1; other than that they are basic algebras...

-3-3i (5+6i)    -15 -18i^2 -15i-18i
---------- = -------------------
5-6i  (5+6i)            25 -36i^2

amistre64 · Answer

and use the conjugate :)


3 - 33i
------
61

amistre64 · Answer

my bets on C

anonymous · Answer

ohh okay so its C

anonymous · Answer

Thanks so much i am learnin alot today