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Answer 4.4:1
From Förberedande kurs i matematik 1
| a)
| \displaystyle \displaystyle v=\frac{\pi}{6}\,, \displaystyle \,\displaystyle v=\frac{5\pi}{6}
| b)
| \displaystyle \displaystyle v=\frac{\pi}{3}\,, \displaystyle \,\displaystyle v=\frac{5\pi}{3}
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| c)
| \displaystyle \displaystyle v=\frac{\pi}{2}
| d)
| \displaystyle \displaystyle v=\frac{\pi}{4}\,, \displaystyle \,\displaystyle v=\frac{5\pi}{4}
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| e)
| lösning saknas
| f)
| \displaystyle \displaystyle v=\frac{11\pi}{6}\,, \displaystyle \,\displaystyle v=\frac{7\pi}{6}$
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| g)
| \displaystyle \displaystyle v=\frac{5\pi}{6}\,, \displaystyle \,\displaystyle v=\frac{11\pi}{6}
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