Solution 4.4:1e

From Förberedande kurs i matematik 1

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There is no angle
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<center> [[Image:4_4_1e.gif]] </center>
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<math>v</math>
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which gives
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<math>\text{cos }v\text{ }=\text{2}</math>, because the value of cosine is always between
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<math>-\text{1}</math>
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and
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<math>\text{1}</math>.
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[[Image:4_4_1_e.gif|center]]
[[Image:4_4_1_e.gif|center]]

Revision as of 12:40, 30 September 2008

There is no angle \displaystyle v which gives \displaystyle \text{cos }v\text{ }=\text{2}, because the value of cosine is always between \displaystyle -\text{1} and \displaystyle \text{1}.


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