Decide whether the pair of lines is parallel, perpendicular, or neither.x = 6y = -9

A. parallel
B. perpendicular
C. neither


Answer: B

Mathematics

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Find v ? u.v = 2i + 6j and u = 2i + 5j

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A.
B.
C. - 
D.

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Multiply and simplify. ? 

A.  
B.
C.  
D.  

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Find the derivative of the function at the given point in the direction of A.    A = 6i + 8j

A. - 
B. 0
C. - 
D. - 

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