Determine algebraically whether the graph is symmetric with respect to the x-axis, the y-axis, and the origin.y = |3x|
A. x-axis only
B. x-axis, y-axis, origin
C. y-axis only
D. Origin only
Answer: C
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Find the foci and endpoints of each axis for the given ellipse.x2 + 16y2 = 16
A. Foci: (0, ±
); vertices: (± 4, 0 );
endpoints of the minor axis: (± 1, 0)
B. Foci: (±
, 0); vertices: (± 4, 0);
endpoints of the minor axis: (0, ± 1)
C. Foci: (±
, 0); vertices: (± 3, 0);
endpoints of the minor axis: (0, ± 1)
D. Foci: (± 15, 0); vertices: (± 16, 0);
endpoints of the minor axis: (0, ± 1)
Select the graph of the function.
?
?
A. ?
B. ?
C. ?
D. ?
E. ?
Identify where f is increasing or where f is decreasing, as indicated. Round your answer to two decimal places when appropriate.f(x) = -3x2 + 6x - 1; decreasing
A. (-?,1] B. [1, ?) C. (-?, -1] D. [-1, ?)
Answer the question.Fred has taken two exams so far in his Chemistry course. His scores are 91 and 73. What is the average of these scores?
A. 83.2 B. 81.7 C. 82 D. 79.3