Răspuns :

1/2ײ+0,5=radical0,25 29(x²-3)=0

1/2x²+1/2=radical0,25 x²-3=0

1/2x²+1/2=radical1/4 x²=3

1/2x²+1/2=1/2 x=+-radical3

1/2x²=0 x=-radical3

x²=0 x=radical3

x=0