I choose 2. Justification: 3^^^3 is an odd multiple of 3, which is pretty close to being an odd multiple of π. Sin(π)=0 while cos(π)=-1. cos(3^^^3) is smaller in the latter case, which necessarily leads to a smaller overall number (by a significant amount).
I choose 2. Justification: 3^^^3 is an odd multiple of 3, which is pretty close to being an odd multiple of π. Sin(π)=0 while cos(π)=-1. cos(3^^^3) is smaller in the latter case, which necessarily leads to a smaller overall number (by a significant amount).