Solve the equation.
+ 1 = - 
A.
B.
C.
D.
Answer: B
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Find all real numbers in the interval [0, 2?) that satisfy the equation.sin x cos(?/3) - cos x sin(?/3) =
A.
B.
C.
D.
If the equation represents a hyperbola, find the center, foci, and asymptotes. If the equation represents an ellipse, find the center, vertices, and foci. If the equation represents a circle, find the center and radius. If the equation represents a parabola, find the focus and directrix. 6x2 - y2 - 48x + 10y - 145 = 0
A. C: (-2, 5); F: (6, 0), (-6
, 0); A: y = 6x, y = -6x
B. C: (4, 5); F: (4 + 6, 5), (4 - 6
, 5); A: y - 5 = 6(x - 4), y - 5 = -6(x - 4)
C. C: (4, 5); F: (6, 0), (- 6
, 0); A: y - 5 =
(x - 4), y - 5 = -
(x - 4)
D. C: (4, 5); F: (4 + 6, 5), (4 - 6
, 5); A: y - 5 =
(x - 4), y - 5 = -
(x - 4)
Graph the exponential function.y = 3-x
A.
B.
C.
D.
Solve. Write results using scientific notation.The national debt of a small country is $6,960,000,000 and the population is 2,665,000. What is the amount of debt per person?
A. $2.61 B. $2.61 x 106 C. $26.10 x 102 D. $2.61 x 103