State whether the vectors are parallel, orthogonal, or neither.v = 2i + 4j,
w = 4i - 2j
A. Parallel
B. Orthogonal
C. Neither
Answer: B
Mathematics
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Solve the problem.Write parametric equations for the tangent line to the surface 
at the point 
whose projection on the xy-plane is parallel to the y-axis.
A. 
B. 
C. 
D. 
Mathematics
Evaluate the expression.(-7)2
A. -14 B. -49 C. 14 D. 49
Mathematics
Write an equation of the line through the given point with the given slope. Write the equation in slope-intercept form.(5, 3); slope: -2
A. y = -2x + 
B. y = - 
x + 13
C. y = -2x - 13
D. y = -2x + 13
Mathematics
Provide an appropriate response.Write 
in lowest terms.
A. 
B. 
C. 
D. 
Mathematics