Find an upper bound for the magnitude |E| of the error in the approximation f(x, y) ? L(x, y) at the given point over the given region R.
at 
; R: |x - 7| ? 0.2, |y - 7| ? 0.2, |z - 7| ? 0.2
A. |E| ? 0.00000016
B. |E| ? 0.00000021
C. |E| ? 0.00000027
D. |E| ? 0.00000014
Answer: B
Mathematics
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A. 
B. 
C. 4x3y13/3
D. 
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A. y2 = 22x B. x2 = 88y C. y2 = 88x D. y2 = -88x
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A. 10.672 B. 10.572 C. 24.028 D. 25.028
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Solve the equation on the interval [0, 2?).sec 
= cos 
A. 
, 
B. 0, 
, ?, 
C. 
, 
, 
, 
, 
, 
, 
D. 0
Mathematics