From Förberedande kurs i matematik 1
Övning 4.4:1
Svar 4.4:1
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Övning 4.4:2
Svar 4.4:2
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Övning 4.4:3
Svar 4.4:3
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Övning 4.4:4
Svar 4.4:4
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Övning 4.4:5
Lös ekvationen
a)
| sin3x=sinx
| b)
| tanx=tan4x
|
c)
| cos5x=cos(x+ 5)
|
Svar 4.4:5
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Övning 4.4:6
Lös ekvationen
a)
| sinx cos3x=2sinx
| b)
| 2sinxcosx=cosx
|
c)
| sin2x=−sinx
|
Svar 4.4:6
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Övning 4.4:7
Lös ekvationen
a)
| 2sin2x+sinx=1
| b)
| 2sin2x−3cosx=0
|
c)
| cos3x=sin4x
|
Svar 4.4:7
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