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1.29×99%×32×2.5递等式计算?
3个回答
展开全部
1.29×99%×32×2.5
=1.29×99%×80
=103.2x99%
=103.2x(1-1%)
=103.2-1.032
=102.168
=1.29×99%×80
=103.2x99%
=103.2x(1-1%)
=103.2-1.032
=102.168
展开全部
1.29×99%×32×2.5
=0.99×(1.25+0.04)×8×4×2.5
=0.99×(1.25×8+0.04×8)×10
=9.9×(10+0.32)
=9.9×10+10×0.32-0.1×0.32
=99+3.2-0.032
=102.168
=0.99×(1.25+0.04)×8×4×2.5
=0.99×(1.25×8+0.04×8)×10
=9.9×(10+0.32)
=9.9×10+10×0.32-0.1×0.32
=99+3.2-0.032
=102.168
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