Find an equation for the ellipse described. Graph the equation.Vertices at (5, -4) and (5, 8); length of minor axis is 6
A. 
+ 
= 1
B. 
+ 
= 1
C. 
+ 
= 1
D. 
+ 
= 1
Answer: C
Mathematics
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Convert as indicated. If necessary, round to the nearest tenth of a degree.At a particular business, it is required that the temperature be kept at 76°F, but the thermostat is calibrated in degrees Celsius. Find the temperature to be set.
A. 25.4°C B. 168.8°C C. 143.2°C D. 24.4°C
Mathematics
Solve the absolute value equation or indicate that the equation has no solution.
= 4
A. {2, 10} B. {-10, -2} C. {-2} D. ?
Mathematics
Solve the equation f(x) = 0 analytically and then use the graph of y = f(x) to solve the inequalities f(x) < 0 and 
f(x) = (2)2x - 4x - 2
A. ?; (-?, ?); ? B. {2}; [2, ?); (-?, 2) C. ?; ?; (-?, ?) D. {2}; (-?, 2); [2, ?)
Mathematics
Find the square root.
A. 
B. 
C. 
D. 
Mathematics