Factor completely. If the polynomial cannot be factored, write "prime."x2 - 7x - 60
A. (x - 60)(x + 1)
B. (x - 5)(x + 12)
C. (x + 5)(x - 12)
D. Prime
Answer: C
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Solve the problem.Six students keep track of their weekly gasoline bills. The gas bills from the students during a certain week are: $94, $74, $32, $74, $29, $94. Find the mode of the data if it exists
A. $74 B. no mode C. $94, $74 D. $94
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)
Simplify.(4 cos 10x - 8 sin 5x cos 5x) 2 + (8 sin 5x cos 5x + 4 cos 10 x)2
A. 16 B. 4 cos2 10x C. 4 cos2 5x D. 32
Determine the maximum number of turning points of f.f(x) = 8x - x3
A. 1 B. 4 C. 3 D. 2