Pre-Algebra Examples

$i^{22}$

Step 1

Simplify and reorder the polynomial.

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Step 1.1

Rewrite $i^{22}$ as ${(i^{4})}^{5} i^{2}$ .

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Step 1.1.1

Factor out $i^{20}$ .

$i^{20} i^{2}$

Step 1.1.2

Rewrite $i^{20}$ as ${(i^{4})}^{5}$ .

${(i^{4})}^{5} i^{2}$

Step 1.2

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

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Step 1.2.1

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

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

Step 1.2.2

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

${({(- 1)}^{2})}^{5} i^{2}$

Step 1.2.3

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

$1^{5} i^{2}$

Step 1.3

One to any power is one.

$1 i^{2}$

Step 1.4

Multiply $i^{2}$ by $1$ .

$i^{2}$

Step 1.5

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

$- 1$

Step 2

The expression is constant, which means it can be rewritten with a factor of $x^{0}$ . The degree is the largest exponent on the variable.

$0$