Question

Socorro preciso de ajuda​

Answer 1

Explicação passo-a-passo:

$f)(x+\frac{1}{2})^2= x^2+x+\frac{1}{4}$

$g)(a^2+\frac{1}{4})^2=a^4+\frac{a^2}{2}+\frac{1}{16}$

$h)(x+0,5)^2= x^2+x+0,25$

$i)(a+ab)^2=a^2+2a^2b+a^2b^2$

$j)(10x+y)^2=100x^2+20xy+y^2$