Răspuns:
a=[3/4+6/9:(3/4-5/10)]:41/6
a=[3/4+1/3:(3/4-1/2)]:41/6
a=[3/4+1/3:(3/4-2/4)]:41/6
a=[3/4+1/3:1/4]*6/41
a=[3/4+1/3*4/1]*6/41
a=[3/4+4/3]*6\41
a=(9/12+16/12)*6/41
a=25/12*6/41=25/2*41=25/82
Explicație pas cu pas:
a=[3/4+6/9:(3/4-5/10)]:41/6
a=[3/4+1/3:(3/4-1/2)]:41/6
a=[3/4+1/3:(3/4-2/4)]:41/6
a=[3/4+1/3:1/4]*6/41
a=[3/4+1/3*4/1]*6/41
a=[3/4+4/3]*6\41
a=(9/12+16/12)*6/41
a=25/12*6/41=25/2*41=25/82