Răspunsuri

2014-06-24T18:49:32+03:00
 \frac{2}{ \sqrt{3}-1 }  - \sqrt{3}

amplificam (rationalizam) cu √3+1

= \frac{2 \sqrt{3}+2 }{3-1} -  \frac{2 \sqrt{3} }{2}

= \frac{2}{2}

=1