“Then the basket ball team is playing” is the hypothesis because that is the guess being made
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 
The mean is the average.
i’ve found this a helpful way to remember:
the medians the middle
the mean old average
Answer:its B....sorry i didnt read the qn properly earlier
Lines 2 and four r perpendicular I think