Basic Math Examples

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

Step 1

Subtract $2$ from $1$ .

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

Step 2

Rewrite the expression using the negative exponent rule $b^{- n} = \frac{1}{b^{n}}$ .

$\frac{1}{{(- 1)}^{2}}$

Step 3

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

$\frac{1}{1}$

Step 4

Divide $1$ by $1$ .

$1$