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1. Integrate (2x)/√(1-2x) when u=1-2x

I used the substitution rule and got to the integral of -4x/√u du but I don't know if this is right or not

Some help would be nice, thanks
Integrate (2x)/√(1-2x) when u=1-2x

I used the substitution rule and got to the integral of 4x/√u du but I don't know if this is right or not

Some help would be nice, thanks
You should have got which implies that the integrand is then:
.
You'll need to eliminate using the substitution, then integrate w.r.t .
3. (Original post by joostan)
You should have got which implies that the integrand is then:
.
You'll need to eliminate using the substitution, then integrate w.r.t .
I don't really get what you mean because this is what I have so far http://puu.sh/l5sbk/226babff02.png
I don't really get what you mean because this is what I have so far http://puu.sh/l5sbk/226babff02.png

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Updated: November 2, 2015
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