coverband
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Homework Statement
(1-e^(-x))^(-1)
Homework Equations
Binomial theorem
The Attempt at a Solution
1+e^(-x)+e^(-2x)...
Binomially expand function of x/e
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(1-e^(-x))^(-1)
Binomial theorem
1+e^(-x)+e^(-2x)...
Discussion
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stevenb
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coverband said:Homework Statement
(1-e^(-x))^(-1)
Homework Equations
Binomial theorem
The Attempt at a Solution
1+e^(-x)+e^(-2x)...
That looks right, but just add in the constraint that x>0, since e(-x)<1
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