Simplify i^3*5

$i^{3} \cdot 5$

Step 1

Factor out $i^{2}$ .

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

Step 2

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

$- 1 \cdot i \cdot 5$

Step 3

Rewrite $- 1 i$ as $- i$ .

$- i \cdot 5$

Step 4

Multiply $5$ by $- 1$ .

$- 5 i$

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