Write the system of linear equations represented by the augmented matrix. Use x, y, z, and, if necessary, w for the variables. Then use back-substitution to find the solution.
A. {(4, -4, -7)}
B. {(250, 38, -7)}
C. {(178, -46, -7)}
D. {(6, 1, -8)}
Answer: C
Mathematics
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Find the potential function f for the field F.F = 
i - 6j - 
k
A. f(x, y, z) = 
- 6y + C
B. f(x, y, z) = 
- 6y + C
C. f(x, y, z) = 
- 6 + C
D. f(x, y, z) = 
+ C
Mathematics
The statement connects two individual propositions with the word and. State whether the entire statement is true or false, and explain why.Springfield is the capital of Illinois and Chicago is the capital of Illinois.
What will be an ideal response?
Mathematics
Solve the problem.
=
A. 2
B. 
C. 26.04
D. 25
E. none of these
Mathematics
Find the area of the parallelogram.
A. A = 14 cm2 B. A = 24.5 cm2 C. A = 49 cm2 D. A = 28 cm2
Mathematics