Solve for a4 a_4=6(4)^(4-1)

$a_{4} = 6 {(4)}^{4 - 1}$

Subtract $1$ from $4$ .

$a_{4} = 6 \cdot 4^{3}$

Raise $4$ to the power of $3$ .

$a_{4} = 6 \cdot 64$

Multiply $6$ by $64$ .

$a_{4} = 384$

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