Power Series Representation
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(a) Find a power series representation for f(x) = ln(1+x). What is the radius of convergence?
(b) Use part (a) to find a power series for f(x) = x ln(1+x).
(c) Use part (a) to find a power series for f(x) = ln (x^(2)+1).
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Solution Summary
Three power series expansion problems are answered in detail.
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(a) Find a power series representation for f(x) = ln(1+x). What is the radius of convergence?
Answer:
Let (1)
Let the power series expansion of f(x) be
(2)
Then ...
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