Σm=1√√₁/n² =151/²+² 4n³e-n³x₁ Зе A) 201 20 B) 201 C)²-1 40 D) 201 E)

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A: As you posted multiple subparts I need to solve only first three subparts.

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A: As per guidelines we support only first question.kindly repost next question.

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