Mathematics

EVALUATE 
$$ \int_{2}^{3} \frac{1}{x+5} d x $$


SOLUTION
$$\displaystyle\int ^{3}_{2}\dfrac{1}{x+5}d x=[\ln |x+5|]^3_2=\ln |3+5|-\ln |2+5|=\ln 8-\ln 7=\ln \dfrac{8}{7}$$
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Subjective Medium Published on 17th 09, 2020
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