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Svar 4.2:1
Förberedande kurs i matematik 1
| a)
| \displaystyle x=13\cdot\tan {27 ^\circ} \approx 6{,}62
| b)
| \displaystyle x=25\cdot\cos {32 ^\circ} \approx 21{,}2
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| c)
| \displaystyle x=\displaystyle\frac{14}{\tan {40 ^\circ}} \approx 16{,}7
| d)
| \displaystyle x=\displaystyle\frac{16}{\cos {20 ^\circ}} \approx 17{,}0
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| e)
| \displaystyle x=\displaystyle\frac{11}{\sin {35 ^\circ}} \approx 19{,}2
| f)
| \displaystyle x=\displaystyle\frac{19}{\tan {50 ^\circ}} \approx 15{,}9
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