Answer:
If this isn't right lmk and I apologize if I'm wrong.
Step-by-step explanation:
cot theta is undefined for 0 but is a periodic function so it will be again undefined for n
Answer: -1, 1, 3, 5
Step-by-step explanation:
F(n)= 2n-3
F(1)=2(1)-3= -1
F(2)=2(2)-3= 1
F(3)=2(3)-3= 3
F(4)=2(4)-3=5
Integers are closed under subtraction.