Question

1/1-2√6=? Urgenttttt!!!

Answer 1

Răspuns:

Explicație pas cu pas:

$\texttt{Se rationalizeaza fractia.}\\\\\dfrac{1}{1-2\sqrt6}=\dfrac{1+2\sqrt6}{(1-2\sqrt6)(1+2\sqrt6)}=\dfrac{1+2\sqrt6}{1-24}=\bold{-\dfrac{1+2\sqrt 6}{23}}$

Answer 2

Ai în poză ! :))))))