(a) Compute given sum by driving some formulae : i. 4+8+12+16+.+200

(b) Prove following Asymptotic notations true or false : i. 100n3/5n+ 25n+ 7 = O(n) ii. n lg n +1000 n + n2 = (n)

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Find it's time complexity using Iteration method Question No 5: (3) (a) Compute given sum by driving some formulae : i. 4+8+12+16+....+200 (b) Prove following Asymptotic notations true or false : i. 100n/5n+ 25n+ 7 = O(n) ii. n lg n +1000 n + 1 + n' 0(n)