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-- Mathematics - Section B1
Definite Integration
\(\int_{-1}^{2}\frac{|x|}{x}dx=\)
1
-1
2
-2
$\int\limits_{-1}^{2}\frac{|x|}{x}dx=\int\limits_{-1}^{0}-1dx+\int\limits_{0}^{2}1dx$
$=-1(0+1)+1(2-0)$
$=2-1=1$