C. O
A. -1
B. 1
7. Cos's + Cos'10+ Cos'15+
+ Cos’90
A. 10
D. 17/2
C. 9/2
B. 19/2
36 leaves remainder 8 and 4
Answers
Answered by
4
Answer:
answer is option c
Step-by-step explanation:
I am consult with my teacher and friends this is correct answer plz ❣️ marks ❤️❤️❤️
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