Solve for a4 a_4=(-1)^(4+1)*2(4)^2

$a_{4} = {(- 1)}^{4 + 1} \cdot 2 {(4)}^{2}$

Step 1

Add $4$ and $1$ .

$a_{4} = {(- 1)}^{5} \cdot (2 {(4)}^{2})$

Step 2

Raise $- 1$ to the power of $5$ .

$a_{4} = - 1 \cdot (2 {(4)}^{2})$

Step 3

Raise $4$ to the power of $2$ .

$a_{4} = - 1 \cdot (2 \cdot 16)$

Step 4

Multiply $- 1 (2 \cdot 16)$ .

Multiply $2$ by $16$ .

$a_{4} = - 1 \cdot 32$

Multiply $- 1$ by $32$ .

$a_{4} = - 32$

$a_{4} = - 32$

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