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10 questions from this quiz
Set it equal to zero
5 cakes
25 euros
w=50−lw = 50 - lw=50−l
50l−l250l - l^250l−l2
l=25l = 25l=25
l=25l = 25l=25, w=25w = 25w=25
2πr2+2000r2\pi r^2 + \frac{2000}{r}2πr2+r2000
4πr−2000r24\pi r - \frac{2000}{r^2}4πr−r22000
Local minimum
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