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求此题答案
3个回答
展开全部
(1)=3×5-6×2
=15-12
=3
(2)
=1×0×5+(-6)×(-3)×(-2)+2×3×6-1×(-3)×6-(-6)×3×5-2×0×(-2)
=0-36+36+18+90-0
=108
=15-12
=3
(2)
=1×0×5+(-6)×(-3)×(-2)+2×3×6-1×(-3)×6-(-6)×3×5-2×0×(-2)
=0-36+36+18+90-0
=108
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