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#### karush

##### Well-known member

- Jan 31, 2012

- 2,678

I tried to do this just by observation, but kinda hard with a piece wise function

so would presume

= 2x\biggr|_1^3 + \left(\dfrac{x^2}{2}-x\right)\biggr|_3^5=4+6=10$

i wasn't sure about the notation of limits when you have an inequality in the function

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