Question

(x+5)2=x2*2(x)(5)+(5)2

Answer 1

Explicación paso a paso:

$( {x + 5})^{2} = {x}^{2} + 2.x.5 + {5}^{2}$

${(x + 5)}^{2} = {x}^{2} + 10x + 25$