3.3 Übungen

Aus Online Mathematik Brückenkurs 1

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|width="50%" | <math>\displaystyle \frac{1}{10^x}=0\textrm{.}000\,1</math>
|width="50%" | <math>\displaystyle \frac{1}{10^x}=0\textrm{.}000\,1</math>
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</div>{{#NAVCONTENT:Antwort|Antwort 3.3:1|Solution a|Solution 3.3:1a|Solution b|Solution 3.3:1b|Solution c|Solution 3.3:1c|Solution d|Solution 3.3:1d}}
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</div>{{#NAVCONTENT:Antwort|Antwort 3.3:1|Lösung a|Lösung 3.3:1a|Lösung b|Lösung 3.3:1b|Lösung c|Lösung 3.3:1c|Lösung d|Lösung 3.3:1d}}
===Übung 3.3:2===
===Übung 3.3:2===
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|width="25%" | <math>\lg{\displaystyle \frac{1}{10^2}}</math>
|width="25%" | <math>\lg{\displaystyle \frac{1}{10^2}}</math>
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</div>{{#NAVCONTENT:Antwort|Antwort 3.3:2|Solution a|Solution 3.3:2a|Solution b|Solution 3.3:2b|Solution c|Solution 3.3:2c|Solution d|Solution 3.3:2d|Solution e|Solution 3.3:2e|Solution f|Solution 3.3:2f|Solution g|Solution 3.3:2g|Solution h|Solution 3.3:2h}}
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</div>{{#NAVCONTENT:Antwort|Antwort 3.3:2|Lösung a|Lösung 3.3:2a|Lösung b|Lösung 3.3:2b|Lösung c|Lösung 3.3:2c|Lösung d|Lösung 3.3:2d|Lösung e|Lösung 3.3:2e|Lösung f|Lösung 3.3:2f|Lösung g|Lösung 3.3:2g|Lösung h|Lösung 3.3:2h}}
===Übung 3.3:3===
===Übung 3.3:3===
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|width="33%" | <math>\log_a{\bigl(a^2\sqrt{a}\,\bigr)}</math>
|width="33%" | <math>\log_a{\bigl(a^2\sqrt{a}\,\bigr)}</math>
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</div>{{#NAVCONTENT:Antwort|Antwort 3.3:3|Solution a|Solution 3.3:3a|Solution b|Solution 3.3:3b|Solution c|Solution 3.3:3c|Solution d|Solution 3.3:3d|Solution e|Solution 3.3:3e|Solution f|Solution 3.3:3f|Solution g|Solution 3.3:3g|Solution h|Solution 3.3:3h}}
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</div>{{#NAVCONTENT:Antwort|Antwort 3.3:3|Lösung a|Lösung 3.3:3a|Lösung b|Lösung 3.3:3b|Lösung c|Lösung 3.3:3c|Lösung d|Lösung 3.3:3d|Lösung e|Lösung 3.3:3e|Lösung f|Lösung 3.3:3f|Lösung g|Lösung 3.3:3g|Lösung h|Lösung 3.3:3h}}
===Übung 3.3:4===
===Übung 3.3:4===
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|width="33%" | <math>\lg{27^{1/3}}+\displaystyle \frac{\lg{3}}{2}+\lg{\displaystyle \frac{1}{9}}</math>
|width="33%" | <math>\lg{27^{1/3}}+\displaystyle \frac{\lg{3}}{2}+\lg{\displaystyle \frac{1}{9}}</math>
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</div>{{#NAVCONTENT:Antwort|Antwort 3.3:4|Solution a|Solution 3.3:4a|Solution b|Solution 3.3:4b|Solution c|Solution 3.3:4c}}
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</div>{{#NAVCONTENT:Antwort|Antwort 3.3:4|Lösung a|Lösung 3.3:4a|Lösung b|Lösung 3.3:4b|Lösung c|Lösung 3.3:4c}}
===Übung 3.3:5===
===Übung 3.3:5===
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|width="33%" | <math>\left(e^{\ln{e}}\right)^2</math>
|width="33%" | <math>\left(e^{\ln{e}}\right)^2</math>
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</div>{{#NAVCONTENT:Antwort|Antwort 3.3:5|Solution a|Solution 3.3:5a|Solution b|Solution 3.3:5b|Solution c|Solution 3.3:5c|Solution d|Solution 3.3:5d|Solution e|Solution 3.3:5e|Solution f|Solution 3.3:5f}}
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</div>{{#NAVCONTENT:Antwort|Antwort 3.3:5|Lösung a|Lösung 3.3:5a|Lösung b|Lösung 3.3:5b|Lösung c|Lösung 3.3:5c|Lösung d|Lösung 3.3:5d|Lösung e|Lösung 3.3:5e|Lösung f|Lösung 3.3:5f}}
===Übung 3.3:6===
===Übung 3.3:6===
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</div>{{#NAVCONTENT:Antwort|Antwort 3.3:6|Solution a|Solution 3.3:6a|Solution b|Solution 3.3:6b|Solution c|Solution 3.3:6c}}
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</div>{{#NAVCONTENT:Antwort|Antwort 3.3:6|Lösung a|Lösung 3.3:6a|Lösung b|Lösung 3.3:6b|Lösung c|Lösung 3.3:6c}}

Version vom 09:30, 22. Okt. 2008

 

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Übung 3.3:1

What is \displaystyle \,x\, if

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

Übung 3.3:2

Calculate

a) \displaystyle \lg{ 0\textrm{.}1} b) \displaystyle \lg{ 10\,000} c) \displaystyle \lg {0\textrm{.}001} d) \displaystyle \lg {1}
e) \displaystyle 10^{\lg{2}} f) \displaystyle \lg{10^3} g) \displaystyle 10^{-\lg{0\textrm{.}1}} h) \displaystyle \lg{\displaystyle \frac{1}{10^2}}

Übung 3.3:3

Calculate

a) \displaystyle \log_2{8} b) \displaystyle \log_9{\displaystyle \frac{1}{3}} c) \displaystyle \log_2{0\textrm{.}125}
d) \displaystyle \log_3{\left(9\cdot3^{1/3}\right)} e) \displaystyle 2^{\log_{\scriptstyle2}{4}} f) \displaystyle \log_2{4}+\log_2{\displaystyle \frac{1}{16}}
g) \displaystyle \log_3{12}-\log_3{4} h) \displaystyle \log_a{\bigl(a^2\sqrt{a}\,\bigr)}

Übung 3.3:4

Simplify

a) \displaystyle \lg{50}-\lg{5} b) \displaystyle \lg{23}+\lg{\displaystyle \frac{1}{23}} c) \displaystyle \lg{27^{1/3}}+\displaystyle \frac{\lg{3}}{2}+\lg{\displaystyle \frac{1}{9}}

Übung 3.3:5

Simplify

a) \displaystyle \ln{e^3}+\ln{e^2} b) \displaystyle \ln{8}-\ln{4}-\ln{2} c) \displaystyle (\ln{1})\cdot e^2
d) \displaystyle \ln{e}-1 e) \displaystyle \ln{\displaystyle \frac{1}{e^2}} f) \displaystyle \left(e^{\ln{e}}\right)^2

Übung 3.3:6

Use the calculator on the right to calculate the following to three decimal places. (The button LN signifies the natural logarithm with base e):

a) \displaystyle \log_3{4}
b) \displaystyle \lg{46}
c) \displaystyle \log_3{\log_2{(3^{118})}}