Question

Rezolvati ecuatia:

$(2+ \sqrt{3})x-2+ \sqrt{3} =0$

Answer 1

( 2+√3 ) ·x= 2 - √3 
 x  = ( 2-√3 ) / ( 2 + √3 )  rationalizam I · ( 2 -√3)
x=( 2 - √3 ) ² / ( 4-3)
x= 4-  4√3 +3
x=7 -4√3