Find the (forward) relative error in computing f (x) and the number of accurate digits, where (1) x = 1014 and (2) x = 1015, if a 3-digit computer is used. (4 results: (la), (1b), (2a), (2b)) 1 (a) f(x) 1 x +1 1 (b) f(x) = x(x +1)

Find the (forward) relative error in computing f (x) and the number of accurate digits, where (1) x = 1014 and (2) x = 1015, if a 3-digit computer is used. (4 results: (la), (1b), (2a), (2b)) 1 (a) f(x) 1 x +1 1 (b) f(x) = x(x +1)

Database System Concepts

7th Edition

ISBN:9780078022159

Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Chapter1: Introduction

Section: Chapter Questions

Problem 1PE

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Question

Find the (forward) relative error in computing
f (x) and the number of accurate digits, where (1)
x = 1014 and (2) x = 1015, if a 3-digit computer
is used. (4 results: (la), (1b), (2a), (2b))
1
(a) f(x) =
1
x +1
1
(b) f(x) =
x(x + 1)

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