Determine whether the relation is also a function.{(1, 3), (2, -4), (6, -2), (9, 7), (11, 1)}
A. yes
B. no
Answer: A
Mathematics
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Solve the problem.Write parametric equations for the tangent line to the curve of intersection of the surfaces 
and 
at the point 
A. 
B. 
C. 
D. 
Mathematics
Simplify.
A. -(x + 4) B. -(x - 4) C. 4x(x + 4) D. x + 4
Mathematics
Find the perimeter (or circumference) and area of the figure.
A. perimeter = 48 cm area = 164 sq cm B. perimeter = 48 cm area = 308 sq cm C. perimeter = 78 cm area = 164 sq cm D. perimeter = 78 cm area = 308 sq cm
Mathematics
Write interval notation for the graph.
A. [-6, -2] B. (-6, -2] C. [-6, -2) D. (-6, -2)
Mathematics