Answer:
<em>x</em>² − 10<em>x</em> + 25
Step-by-step explanation:
<u>Express (x - 5)² as a trinomial in standard form.</u>
First, you rewrite it.
(<em>x</em> − 5)(<em>x −</em> 5)
Next, you expand it.
<em> x</em>² − 5<em>x</em> − 5<em>x</em> + 25
Last, you combine like terms.
<em> x</em>² − 10<em>x</em> + 25