   Chapter 1, Problem 19T Mathematical Excursions (MindTap C...

4th Edition
Richard N. Aufmann + 3 others
ISBN: 9781305965584

Solutions

Chapter
Section Mathematical Excursions (MindTap C...

4th Edition
Richard N. Aufmann + 3 others
ISBN: 9781305965584
Textbook Problem

Find a Sum Find the following sum without using a calculator. 1 + 2 + 3 + 4 + ... + 497 + 498 + 499 + 500

To determine

The sum of 500 numbers 1+2+3+....+498+499+500 without using calculator.

Explanation

Given information:

The sum 1+2+3+....+498+499+500 .

Formula used:

The sum of n numbers 1+2+3+....+(n1)+n is given by n(n1)2 .

Calculation:

1+2+3+....+498+499+500

(Given)

Here n = 500

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