Evaluate -1/2(1)^2

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

One to any power is one.

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

Multiply $- 1$ by $1$ .

$- \frac{1}{2}$

The result can be shown in multiple forms.

Exact Form:

$- \frac{1}{2}$

Decimal Form:

$- 0.5$

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