2. Prove from first principles (that is, give a proof following the form given in the original definition of convergence of a sequence) that the following sequences converge. (Hint: your first job is to figure out, informally, what the limit is in each case.) an Cn - = n+1 n+2' n odd 400/n -1/(400m²) n even { 400 I bn dn - - 5n 4n²-3' {n/(1+²) 15259000 n>

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