Verified Answer :

\((1)\\\$3,000\cdot1.16^2=\$4,036.80\\\\\(2)\\$3,000\cdot1.05^{20}=\$7,959.89\\\\\(3)\\$1,000\cdot1.16^{20}=\$19,460.75\)

Answer: (1), (2), (3).