Answer
15150
Work Step by Step
$\frac{200*(200+1)}{2} - \frac{99*(99+1)}{2} = 15150.$
Discrete Mathematics and Its Applications, Seventh Edition
by Rosen, Kenneth
Published by
McGraw-Hill Education
ISBN 10:
0073383090
ISBN 13:
978-0-07338-309-5
Chapter 2 - Section 2.4 - Sequences and Summations - Exercises - Page 169: 39
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