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Evaluate the following integrals: int-1^...

Evaluate the following integrals: `int_-1^1 (x+1) dx`

Text Solution

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`int_-1^1 (x+1) dx = [x^2/2+x]_-1^1`
=`(1^2/2+1)-((-1)^2/2 +(-1))`
`1/2 +1-(1/2-1) = 3/2 +1/2 = 2`
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