Question

calculati. (2radical 3-1)^2​

Answer 1

$(2\sqrt{3}-1)^{2}=12-4\sqrt{3} +1=11-4\sqrt{3}$

Answer 2

Răspuns:

    $13-4\sqrt{3}$

Explicație pas cu pas:

    $(2\sqrt{3}-1)^{2}=(2\sqrt{3})^{2}-2*2\sqrt{3}*1+1^{2}=12-4\sqrt{3}+1=13-4\sqrt{3}$