[tex]x^{2} -2x+1[/tex] is the equivalent expression of [tex](x-1)^{2}[/tex].
An expression in math is a sentence with a minimum of two numbers/variables and at least one math operation in it.
Given expression
[tex](x-1)^{2}[/tex]
It is in the form of [tex](a-b)^{2} =a^{2} -2ab+b^{2}[/tex]
[tex](x-1)^{2}=x^{2} -2(x)(1)+(1)^{2}[/tex]
[tex](x-1)^{2}=x^{2} -2x+1[/tex]
[tex]x^{2} -2x+1[/tex] is the equivalent expression of [tex](x-1)^{2}[/tex].
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