Basic Math Examples

$a^{2} \cdot a^{- 2}$

Step 1

Multiply $a^{2}$ by $a^{- 2}$ by adding the exponents.

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Step 1.1

Use the power rule $a^{m} a^{n} = a^{m + n}$ to combine exponents.

$a^{2 - 2}$

Step 1.2

Subtract $2$ from $2$ .

$a^{0}$

Step 2

Simplify $a^{0}$ .

$1$