Determine whether the relation represents a function. If it is a function, state the domain and range.
A. function
domain: {4, 9, 14, 19}
range: {8, 18, 28, 38}
B. function
domain:{8, 18, 28, 38}
range: {4, 9, 14, 19}
C. not a function
Answer: A
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Find the volume of the solid generated by revolving the region about the given line.The region in the second quadrant bounded above by the curve y = 16 - x2, below by the x-axis, and on the right by the y-axis, about the line x = 1
A. 128?
B. 
?
C. 
?
D. 
?
Use the given zero to find the remaining zeros of the function.f(x) = x5 - 10x4 + 42x3 -124 x2 + 297x - 306 ; zero: 3i
A. 2, -3i, -4 - i, -4 + i B. -2, -3i, -4 - i, -4 + i C. -2, -3i, 4 - i, 4 + i D. 2, -3i, 4 - i, 4 + i
Solve the following system by any appropriate method. If there is no real number solution, so state.3x2 - y2 = 14x2 + 2y2 = 14
A. (
, 4), (
, -4), (-
, 4), (-
, -4)
B. (
, 2), (
, -2), (-
, 2), (-
, -2)
C. (
, 2), (
, -2), (-
, 2), (-
, -2)
D. no real solution
Graph the numbers on the number line.-3, -1, 1, 3 
A. 
B. 
C. 
D. 