Add or subtract vertically.Subtract x4 - 4x3 + x2 - 9x from 4x4 + 9x3 + 5.
A. 3x4 + 13x3 + x2 - 4x
B. 3x4 + 5x3 - x2 - 9x + 5
C. 3x4 + 13x3 - x2 + 9x + 5
D. 3x4 + 13x3 + x2 - 9x + 5
Answer: C
Mathematics
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Find all the first order partial derivatives for the following function.f(x, y, z) = 
A. 
= 
; 
= 
; 
= 
B. 
= - 
; 
= 
; 
= - 
C. 
= 
; 
= - 
; 
= 
D. 
= - 
; 
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; 
= 
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Find the amount of monthly payment necessary for the deposit to a sinking fund. Anrt$50,000semiannually14%10?
A. $2,245.94 B. $651.97 C. $591.36 D. $1,219.65 E. $2,598.06
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Simplify the expression.
A. 2x4
B. 2x8
C. 
D. 4x4
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Provide the proper response.Is 
A. Yes B. No
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