Question

(0,5+x)ao quadrado
Me ajuda ai galera

Answer 1

RESOLUÇÃO

$(0,5 + x)^2 \\\\ 0,5^2 + 2.0,5.x + x^2 \\\\ x^2+x+0,25$

Answer 2

$(0,5+x)^2=\\\\Aplicando~~regra\\ (0,5)^2+2(0,5)+x^2=\\ \\ 0,25+x+x^2 \\ ------------------\\ ou\\ (0,5+x)(0,5+x)=\\\\ 0,25+0,5x+0,5x+x^2 \\ \\ 0,25+x+x^2$