Răspuns:
a×b=
1.9,553
9,5532.46,2
3.0,0902
4.939,16
(a×b)×c=
1.68,7816
2.150,15
3.0,28864
4.4 921,1984
b×c=
1.29,52
2.27,3
3.1,312
4.232,132
a×(b×c)
1.68,7816
1.68,78162.150,15
1.68,78162.150,153.0,28864
1.68,78162.150,153.0,288644.4 921,1984
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