Answer 5.1:4
From Förberedande kurs i matematik 1
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(New page: {| width="100%" cellspacing="10px" |a) |width="100%" | \sin^2 x+\cos x |- |b) |width="100%" | \cos v=\cos\dfrac{3\pi}{2} |- |c) |width="100%" | \cot 2x=\dfrac{1}{\tan 2x} |- |d) |width="10...)
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a) | \sin^2 x+\cos x |
b) | \cos v=\cos\dfrac{3\pi}{2} |
c) | \cot 2x=\dfrac{1}{\tan 2x} |
d) | \tan\dfrac{u}{2}=\dfrac{\sin u}{1+\cos u} |