3.1 Exercises

From Förberedande kurs i matematik 1

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{| width="100%" cellspacing="10px"
{| width="100%" cellspacing="10px"
|a)
|a)
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|width="25%" | <math>\sqrt{\left(-3\right)^2}</math>
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|width="25%" | <math>\sqrt{\left3^2}</math>
|b)
|b)
|width="25%" | <math>\sqrt{\left(-3\right)^2}</math>
|width="25%" | <math>\sqrt{\left(-3\right)^2}</math>

Revision as of 12:14, 1 April 2008

 

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Övning 3.1:1

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a) \displaystyle \sqrt{2} b) \displaystyle \sqrt{7^5} c) \displaystyle \bigl(\sqrt[\scriptstyle3]{3}\,\bigr)^4 d) \displaystyle \sqrt{\sqrt{3}}

Övning 3.1:2

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a) \displaystyle \sqrt{\left3^2} b) \displaystyle \sqrt{\left(-3\right)^2} c) \displaystyle \sqrt{-3^2} d) \displaystyle \sqrt{5}\cdot\sqrt[\scriptstyle3]{5}\cdot5
e) \displaystyle \sqrt{18}\cdot\sqrt{8} f) \displaystyle \sqrt[\scriptstyle3]{8} g) \displaystyle \sqrt[\scriptstyle3]{-125}