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(3v2+1)/ v3 * v3/v3 = (3v6+v3)/3
b)
1/(3)v3 * (3)v3^2/(3)v3^2 =
= (3)v9/(3)v27=
=(3)v9/3
(3)-3 stopień pierwiastka
c)
(2v3 -1)/(2-v3) * (2+v3)/(2+v3) =
=(4v3+6-2-v3)/(4-3)=
=3v3 +4
d)
-2v7/(v5-v7) * (v5+v7)/(v5+v7) =
=(-2v35 -14)/(5-7)=
=-2(v35+7)/-2=
=7+v35