Show that the sum of the integers from 1 to n is 1/2n(n + 1).

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Complete Pure Mathematics 1 For Cambridge International AS & A Level

ISBN: 9780198427438

2nd Edition

Authors: Jean Linsky, Brian Western, James Nicholson

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Question Posted: Apr 14, 2023 10:36 AM

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Show that the sum of the first n even positive integers is n + n2, using formulas in this section.
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Show that the sum of the integers from 1 to n is 1/2n(n + 1).

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We can use mathematical induction to prove that the sum of the integers from 1 to n is 12...View the full answer

Complete Pure Mathematics 1 For Cambridge International AS & A Level

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