11ab(12a²-b²)+12ab(b²-11a²)=132а³b-11ab³+12ab³-132a³b=ab³
При а=10, b=-5
10*(-5)³=10*(-125)=-1250
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11ab(12a²-b²)+12ab(b²-11a²)=132а³b-11ab³+12ab³-132a³b=ab³
При а=10, b=-5
10*(-5)³=10*(-125)=-1250