Question: Question 3(a) Prove that if {xn} is a sequences that converge to cinR and inR, then xn converges to c.(b) When is a series n=1an

Question 3(a) Prove that if {xn} is a sequences that converge to cinR and inR, then xn converges to c.(b) When is a series n=1an said to converge absolutely.[4](c) Determine wether the following series converges or not.(i)n=1(3)n4n(ii)n=14k2++k+97k3+13.5,5

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