What is ?
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A machinist is required to manufacture a circular metal disk with area.
(a)
What radius produces such a disk?
(b)
If machinist is allowed an error tolerance of in the area of the disk, how close to the ideal radius in part (a) must the machinist control the radius?
(c)
In terms of the definition of, what is? What is? What is? What is? What value of is given? What is the corresponding value of?
If , what is ? what is ?