F(6) means f times 6 so f6
8.3456
9.7103
10.4356
74.8021
430.967
Answer:
uh, I think it's 4.13
Step-by-step explanation:
5*sin(65)=4.13 now this seems a bit off but this was the only one that actually worked
The answer to your question is
0.176470588
The set is not closed
Example
-4 * -2 = 8
8 is not a negative integer