- #1
frasifrasi
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[SOLVED] How does my book get from this step to this step?
My book went from int of dx/ ( sqrt(x)*(x+1) )
to
2arctan sqrt (x) -- WTH?
I thought the form for arctan was dx/a^2 + u^2 and I don't see that in the given integrand?
Can anyone help?
My book went from int of dx/ ( sqrt(x)*(x+1) )
to
2arctan sqrt (x) -- WTH?
I thought the form for arctan was dx/a^2 + u^2 and I don't see that in the given integrand?
Can anyone help?