Simplify i^4*5

$i^{4} \cdot 5$

Rewrite $i^{4}$ as $1$ .

Rewrite $i^{4}$ as ${(i^{2})}^{2}$ .

${(i^{2})}^{2} \cdot 5$

Rewrite $i^{2}$ as $- 1$ .

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

Raise $- 1$ to the power of $2$ .

$1 \cdot 5$

$1 \cdot 5$

Multiply $5$ by $1$ .

$5$

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