Use the Gauss-Jordan method to solve the system of equations.  x + 8y + 8z = 87x + 7y + z = 18x + 15y + 9z = -9

A. (0, 0, 1)
B. (1, -1, 1)
C. (-1, 0, 1)
D. No solution

Answer: D

Mathematics

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Provide an appropriate response.Simplify the following; express your answer with no radical in the denominator: 

What will be an ideal response?

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Find the first five terms of the sequence where

?
, , , 
?
__________
?
__________
?
__________
?
__________
?
__________

What will be an ideal response?

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Mathematics

Simplify. + 

A.  
B.  
C.
D.  

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Solve for the specified variable.I =  for R

A. R = 
B. R = kE - I
C. R = 
D. R = kEI

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Mathematics