Determine whether the planes are parallel, orthogonal, or neither.
x + 2y + z = 6
-2x- 4y- 2z = -10
A. orthogonal
B. parallel
C. neither
Answer: B
Mathematics
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A. 
B. 
C. - 
D. - 
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Perform the operation. Write the answer as a fraction in lowest terms. 
+ 
A. 
B. 
C. 
D. 
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Use the table to solve the problem.For a function f we have the following numerical representation.
Evaluate f for x = -1.
A. 0.2 B. -0.4 C. -0.2 D. 0.4
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