Question

calcule ( x-5) • (x-5) ​

Answer 1

$(x - 5) \times (x - 5)$

$x \times x - 5x - 5x - 5 \times ( - 5)$

${x}^{2} - 5x - 5x + 25$

${x}^{2} - 10x + 25$