Answer:
Step-by-step explanation:
5/1
Answer:
Step-by-step explanation:
13
Answer:
m^2+5m+25/4
perfect square trinomial^^
Answer:
see explanation
Step-by-step explanation:
Note that cos315° = cos45° and sin315° = - sin45° and
cos45° = sin45° =
= 
Hence
12(cos315° + isin315°)
= 12(cos45° - isin45°)
= 12(
- i
)
= 6
- 6i 