Chọn kết quả sai: x^2 - 10x + 25 = (x-5)^2; x^2 - 10x

A. $x^2 – 10x + 25 = {\left(x – 5\right)}^2$

B. $x^2 – 10x + 25 = {\left(5 – x\right)}^2$

C. $x^2 – 10x + 25 = – {\left(5 – x\right)}^2$

D. $x^2 + 10x + 25 = {\left(5 + x\right)}^2$