1. Define if the given series is converges 2n-1 n+2n+7 2. Find if the given series is absolutely or conditionally converges Σ(1)", 3. Find the domain of convergence of the given series 21 12" (2n-1) 4. Expend the given function in the Fourier series in the given interval f(x)= [0,-z

Q: I don't understand this question I need help solving it.

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Q: I don't know how to solve this I tired but nothing

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A: Since there are multipart, hence find the solution of first three parts.

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Q: Solve all parts  Otherwise leave it. Will definitely upvote

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Q: A little confused on how to solve this

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A: We have to solve given Questions.

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Q: I want to know how to solve it.

A: The given equations are,

Q: How do you solve this? I don’t really understand it i keep getting the wrong answer.

A: Given that