Question

Calculatoi (√1,7)²;(-√7,3)²;√0,0009;√(-12)²Va rooooog

Answer 1

Răspuns:

    $(\sqrt{1,7})^{2}=1,7\checkmark$

    $(-\sqrt{7,3})^{2}=\big{|}-7,3\big{|}=7,3\checkmark$

    $\sqrt{0,0009}=\sqrt{\frac{9}{10000}}=\frac{3}{100}=0,03\checkmark$

    $\sqrt{(-12)^{2}}=\big{|}-12\big{|}=12\checkmark$