Answer:
-1.
Step-by-step explanation:
1) according to the DeMoivre's theorem:

2) if cos(π)=-1 and sin(π)=0, then cosπ+i*sin(π)=-1.
Answer:
91 short stories
Step-by-step explanation:
You just add 1 + 2 + 3 + 4 + 5 + 6... all the way to 13, and then at the end of 16 months, Troy still only wrote 91 stories since he only wrote them up until 13 months, and then stopped afterwards.
Answer: Lena saved up $3,475 in 25 weeks
Step-by-step explanation:
150 + 532 = 682
682/4 = 133
133 x 21 = 2,793
2,793 + 682 = 3,475
Hope this helps :)
4 feet and 2 inches would be the answer to that question
Answer:
7500 pounds of toppings
Step-by-step explanation:
6,900 + 600=