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Integrate the following functions cos sq...

Integrate the following functions `cos sqrtx/sqrtx`

Text Solution

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Let.` t =sqrtx`. Then `dt = 1/(2sqrtx) dx`
`gt 1/sqrtx dx = 2dt`
therefore` int (cos sqrtx)/sqrtx dx = int costxx2dt`
=`2 sint t+c = 2sin sqrtx+c`
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