Answer 1.1:1
From Förberedande kurs i matematik 2
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|a) | |a) | ||
- | |width="100%"| <math>f^{\,\prime}(- | + | |width="100%"| <math>f^{\,\prime}(-4)>0\quad\text{and}\quad f^{\,\prime}(1)<0</math> |
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|b) | |b) |
Current revision
a) | \displaystyle f^{\,\prime}(-4)>0\quad\text{and}\quad f^{\,\prime}(1)<0 |
b) | \displaystyle x=-3 and \displaystyle x=2 |
c) | \displaystyle -3< x < 2 |