Identify the equation as a parabola, ellipse, or circle.9x2 + 16y2 = 144
A. Parabola
B. Ellipse
C. Circle
D. None of the above
Answer: B
Mathematics
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Solve the compound inequality. Express the solution using interval notation. Graph the solution set.x ? 4 and x ? -2
A. [-2, ?)
B. (-?, -2] ? [4, ?)
C. [-2, 4]
D. (-?, -2]
Mathematics
Solve the trigonometric equation symbolically, graphically, or numerically for 
csc2 ? + 4 csc ? + 4 = 0
A. ? = 30°, 150° B. ? = 210°, 330° C. ? = 240°, 300° D. ? = 60°,120°
Mathematics
Divide. Simplify the final answer.
÷ 
A. 
B. 
C. 
D. 
Mathematics
Find the slope of the line containing the given pair of points. If a slope is undefined, state that fact.
and 
A. 
B. 
C. 
D. 
Mathematics