If $\$ 600$ is invested at $4 \%$ interest, compounded annually, then after $n$ years the investment is worth $a _ { n } = 600 ( 1.04 ) ^ { n }$ dollars. Find the size of investment after 7 years.
A) $\$ 430.21$
B) $\$ 1,860.81$
C) $\$ 1,230.81$
D) $\$ 789.56$
E) $\$ 1,321.06$

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The Answer of If $\$ 600$ is invested at $4 \%$ interest, compounded annually, then after $n$ years the investment is worth $a _ { n } = 600 ( 1.04 ) ^ { n }$ dollars. Find the size of investment after 7 years.
A) $\$ 430.21$
B) $\$ 1,860.81$
C) $\$ 1,230.81$
D) $\$ 789.56$
E) $\$ 1,321.06$

If $600\$ 600$600 Is Invested At 4%4 \%4% Interest, Compounded Annually, Then After

If $\$ 600$ Is Invested At $4 \%$ Interest, Compounded Annually, Then After