Pts find z 2 x 2 x 1 4 5 dx solution let u 2 x 1 then

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4. (3 pts) Find2x(2x+ 1)4/5dx
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6. LetF(x) =0e-t2dt(a) (1 pt) FindF0(x).(b) (3 pts) Find the intervals whereFis concave up and the intervals whereFis concave down.(hint: differentiate the formula forF0(x) to getF00(x))ZxSolution

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