Algebra Examples

$h - (h^{2} - 1) \div 2$ ; $h = - 1$

Step 1

Replace the variable $h$ with $- 1$ in the expression.

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

Step 2

Simplify each term.

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Step 2.1

Rewrite the division as a fraction.

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

Step 2.2

Simplify the numerator.

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Step 2.2.1

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

$- 1 - \frac{1 - 1}{2}$

Step 2.2.2

Subtract $1$ from $1$ .

$- 1 - \frac{0}{2}$

Step 2.3

Divide $0$ by $2$ .

$- 1 - 0$

Step 2.4

Multiply $- 1$ by $0$ .

$- 1 + 0$

Step 3

Add $- 1$ and $0$ .

$- 1$