Perform the indicated operation.
A. 14a8
B. 12a5 + 2a3
C. 14a16
D. 12a10 + 2a6
Answer: B
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Add. Write the answer in lowest terms as a mixed number.
A. 13
B. 12
C. 11
D. 12
Determine whether the function is one-to-one.f(x) = 3x + 6
A. One-to-one B. Not one-to-one
Find the foci and endpoints of each axis for the given ellipse.9x2 + 16y2 = 144
A. Foci: (±
, 0); vertices: (± 4, 0);
endpoints of the minor axis: (0, ± 3)
B. Foci: (± 7, 0); vertices: (± 16, 0);
endpoints of the minor axis: (0, ± 9)
C. Foci: (± 4, 0); vertices: (±
, 0);
endpoints of the minor axis: (± 3, 0)
D. Foci: (0, ±
); vertices: (0 , ± 4);
endpoints of the minor axis: (± 3, 0)
Solve the problem.The price p (in dollars) and the quantity x sold of a certain product obey the demand equation x = -10p + 200, 0 ? p ? 20.What quantity x maximizes revenue? What is the maximum revenue?
A. 100; $1000 B. 150; $750 C. 200; $1000 D. 50; $750