Solve the absolute value equation.
= 20
A. {-85}
B. {115, -85}
C. {115}
D. {85, -115}
Answer: B
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Identify the numeral as Babylonian, Mayan, or Greek. Give the equivalent in the Hindu-Arabic system.
A. Babylonian; 1402 B. Mayan; 267 C. Mayan; 482 D. Mayan; 272
Find the foci and endpoints of each axis for the given ellipse.4x2 + 16y2 = 64
A. Foci: (± 4, 0); vertices: (±2
, 0);
endpoints of the minor axis: (± 2, 0)
B. Foci: (0, ±2
); vertices: (0 , ± 4);
endpoints of the minor axis: (± 2, 0)
C. Foci: (± 12, 0); vertices: (± 16, 0);
endpoints of the minor axis: (0, ± 4)
D. Foci: (±2
, 0); vertices: (± 4, 0);
endpoints of the minor axis: (0, ± 2)
Graph the function.f(x) = x3 - 3
A. 
B. 
C. 
D. 
Let A = 
and B = 
In order for A and B to be inverses, x and y must be
A. x = -5, y = 
.
B. x = 1, y = 0.
C. x = - 
, y = 
.
D. x = 1, y = 
.
E. none of these