- 3/2 - 1/3 * 1/2 + 0,5 * rad18 / rad2 =
-3/2 - 1/6 + 0,5 * 3 rad2 / rad 2 = -3/2 -1/6 + 1,5 = -3/2 - 1/6 + 3/2 = -1/6
2 - rad3 - 1 + rad3 + 4 + 2 rad3 = 5 + 2 rad3
rad 24 = 2 rad6 rad216 = 6 rad6
[ (7-6+5) / 2 rad6 ] * (6 rad6 / 13) = (6 / 2 rad6) * (6 rad6 /13) =
( 6 / 2 ) * ( 6 / 13 ) = 36 / 26
