A machinist is required to manufacture a circular metal disk with area 707 cm?. Give your answers in exact form. Do not write them as decimal approximations. a) What radius, x, produces such a disk? b) If the machinist is allowed an error tolerance of +5 cm² in the area of the disk, how close to the ideal radius in part (a) must the machinist control the radius? c) Using the e/8 definition of a limit, determine each of the following values in this context: f(x) a = L =

Mathematics For Machine Technology
8th Edition
ISBN:9781337798310
Author:Peterson, John.
Publisher:Peterson, John.
Chapter65: Achievement Review—section Six
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A machinist is required to manufacture a circular metal disk with area 707 cm?. Give your answers in exact
form. Do not write them as decimal approximations.
a) What radius, x, produces such a disk?
b) If the machinist is allowed an error tolerance of +5 cm² in the area of the disk, how close to the ideal
radius in part (a) must the machinist control the radius?
c) Using the e/8 definition of a limit, determine each of the following values in this context:
f(x)
a =
L =
Transcribed Image Text:A machinist is required to manufacture a circular metal disk with area 707 cm?. Give your answers in exact form. Do not write them as decimal approximations. a) What radius, x, produces such a disk? b) If the machinist is allowed an error tolerance of +5 cm² in the area of the disk, how close to the ideal radius in part (a) must the machinist control the radius? c) Using the e/8 definition of a limit, determine each of the following values in this context: f(x) a = L =
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