⑴∵an =10+ lg2n=10+nlg2 ∴a(n+1)=10+lg2(n+1)=10+(n+1)lg2 ∴a(n+1)-an =lg2 由等差数列的定义可知数列为等差数列. ⑵令1024=2n得n=5 故答案为: 等差数列;5 由等差数列的概念:从第二项起每一项和前一项的差都是同一个常数,这样的数列叫做等差数列,这个常数叫公差。也就是表...
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Exo-π-bonding to anortho-carborane hypercarbon atom: systematic icosahedral cage distortions reflected in the structures of the fluoro-, hydroxy- and amino-carboranes, 1-X-2-Ph-1,2-C2B10H10 (X = F, OH or NH2) and related anionsElectronic supplementary ...
1.a How much money did you pay to work at the factory1b.Why did you pay money to work at the factory?1c.Whom did you pay the money to?1d.When did you pay the money?1e.Did you pay interest on the amount?1f.If yes,what is the interest rate?1g.Was any portion of the ...
10Pieces |Tax excluded, add at checkout if applicable. Color:NUP2105LT1G FDN360P NUP2105LT1G AZ431AN-ATRE1 MMBZ27VCLT1G Reviews Due to our system upgrades, this content is currently unavailable in your region. Related items Specifications ...
Sunday Mirror (London, England)
Since the performance of a fuzzy logic controller only depends on the selection of membership functions and the inference of fuzzy rules, and fuzzy set theory, in nature, is capable of working with nonlinear systems, the fuzzy logic controllers have an advantage in coping with the time varying ...