If 0 < a < b, then \(\mathop \smallint \nolimits_{\rm{a}}^{\rm{b}} \frac{{\left| {\rm{x}} \right|}}{{\rm{x}}}{\rm{dx}}\) is equal to

\(\frac{{\left| {\rm{b}} \right|}}{{\left| {\rm{a}} \right|}}\)

If 0 < a < b, then \(\mathop \smallint \nolimits_{\rm{a}}^{\rm{b}} \fr

1.	If 0 < a < b, then \(\mathop \smallint \nolimits_{\rm{a}}^{\rm{b}} \frac{{\left\| {\rm{x}} \right\|}}{{\rm{x}}}{\rm{dx}}\) is equal to
A.	\|b\| - \|a\|
B.	\|a\|- \|b\|
C.	\(\frac{{\left\| {\rm{b}} \right\|}}{{\left\| {\rm{a}} \right\|}}\)
D.	0
Answer» B. \|a\|- \|b\|

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If 0 < a < b, then \(\mathop \smallint \nolimits_{\rm{a}}^{\rm{b}} \frac{{\left| {\rm{x}} \right|}}{{\rm{x}}}{\rm{dx}}\) is equal to

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