Integral of |ax - b| over an interval

1. A.
   $\frac{13}{2}$
2. B.
   $\frac{15}{2}$
3. C.
   $\frac{17}{4}$
4. D.
   $\frac{17}{2}$

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1. A.
   $\dfrac{17}{4}$
2. B.
   $\dfrac{18}{3}$
3. C.
   $\dfrac{1}{25}$
4. D.
   $\dfrac{13}{2}$

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1. A.
   $\dfrac{13}{10}$
2. B.
   $\dfrac{9}{10}$
3. C.
   $\dfrac{3}{10}$
4. D.
   $\dfrac{17}{10}$

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