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a=9x7:7 b=(9:3)x3 calculeaza axb= a:b= (a:b)xa= (axb):b=

Răspuns :

a=9x7:7=9
b=(9:3)x3=3x3=9
axb=9x9=81
(9:9)x9=9
(9x9):9=81:9=9
a=9x7:7=9x1=9
b=(9:3)x3=3x3=9

axb=9x9=81
a:b=9:9=1
(a:b)xa=(9:9)x9=1x9=9
(axb):b=(9x9):9=81:9=9