Let S(n) = 1 + 2 + + n, where n is a positive integer. It
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Let S(n) = 1 + 2 + ∙∙∙ + n, where n is a positive integer. It can be shown that S(n) = n(n + 1)/2.
a. Make a table of S(n), for n = 1, 2, ... , 10.
b. How would you describe the domain of this function?
c. What is the least value of n for which S(n) > 1000?
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a n 1 2 3 4 5 6 7 8 9 10 Sn 1 3 6 10 15 21 28 36 45 55 b The domain of ...View the full answer
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Related Book For
Calculus Early Transcendentals
ISBN: 978-0321947345
2nd edition
Authors: William L. Briggs, Lyle Cochran, Bernard Gillett
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