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need help integrating

could someone help me integrate 1/(1-x^(1/2)) using 1-x^(1/2)=u
Original post by silva1997
could someone help me integrate 1/(1-x^(1/2)) using 1-x^(1/2)=u


What have you tried so far? :smile:
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silva1997
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Original post by Slowbro93
What have you tried so far? :smile:


im lost
Original post by silva1997
im lost


Okay, they've given you the substitution:

u=1−x12u=1-x^{\frac{1}{2}}

What's the first step that you'd do? :smile:
Reply 4
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silva1997
OP
Original post by Slowbro93
Okay, they've given you the substitution:

u=1−x12u=1-x^{\frac{1}{2}}

What's the first step that you'd do? :smile:


find du/dx , then im thinking you rearrange it to get dx
Original post by silva1997
find du/dx , then im thinking you rearrange it to get dx


Okay, so what it dudx\frac{du}{dx}

Afterwards, could you tell me what dxdx Would be equal to?

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