Simplify i^3*4

$i^{3} \cdot 4$

Factor out $i^{2}$ .

$i^{2} \cdot i \cdot 4$

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

$- 1 \cdot i \cdot 4$

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

$- i \cdot 4$

Multiply $4$ by $- 1$ .

$- 4 i$

Related Questions