Evaluate (0.5^2-2*0.5+4)

$({0.5}^{2} - 2 \cdot 0.5 + 4)$

Step 1

Simplify each term.

Raise $0.5$ to the power of $2$ .

$0.25 - 2 \cdot 0.5 + 4$

Multiply $- 2$ by $0.5$ .

$0.25 - 1 + 4$

$0.25 - 1 + 4$

Step 2

Simplify by adding and subtracting.

Subtract $1$ from $0.25$ .

$- 0.75 + 4$

Add $- 0.75$ and $4$ .

$3.25$

$3.25$

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