3.3 Exercises

From Förberedande kurs i matematik 1

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{{Mall:Ej vald flik|[[3.1 Rötter|Teori]]}}
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===Övning 3.3:1===
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<div class="ovning">
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Best&auml;m <math>\,x\,</math> om
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{| width="100%" cellspacing="10px"
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|a)
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|width="50%" | <math>10^x=1\,000</math>
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|b)
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|width="50%" | <math>10^x=0{,}1</math>
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|-
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|c)
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|width="50%" | <math>\displaystyle \frac{1}{10^x}=100</math>
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|d)
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|width="50%" | <math>\displaystyle \frac{1}{10^x}=0{,}000\,1</math>
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</div>{{#NAVCONTENT:Svar|Svar 3.3:1|Lösning a|Lösning 3.3:1a|Lösning b|Lösning 3.3:1b|Lösning c|Lösning 3.3:1c|Lösning d|Lösning 3.3:1d}}

Revision as of 15:22, 1 April 2008






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Övning 3.3:1

Bestäm \displaystyle \,x\, om

a) \displaystyle 10^x=1\,000 b) \displaystyle 10^x=0{,}1
c) \displaystyle \displaystyle \frac{1}{10^x}=100 d) \displaystyle \displaystyle \frac{1}{10^x}=0{,}000\,1