Determine the type of curve from the given information.A mirror is in the shape of a conic. If a ray of light is directed at one focus from a sufficient distance, it never reaches that focus, but is instead reflected toward the other focus. What type of curve is represented by the mirror?
A. Hyperbola
B. Parabola
C. Ellipse
D. None of the above
Answer: A
Mathematics
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If r is a positive number and the point (x, y) is in the indicated quadrant, decide whether the given ratio is positive or negative.II, 
A. Positive B. Negative
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Perform the indicated operations and simplify the result. Leave the answer in factored form.
? 
A. 
B. 
C. 
D. 
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As 
increases in size from 0° to 90°, the value of cos also increases.
Answer the following statement true (T) or false (F)
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Determine the number of terms and identify the coefficient of each term of the expression.-y - 4y2 + 
y3
A. 3; -1, -4, 
B. 2; -4, 
C. 3; -1, -4, 5
D. 3; 1, 2, 3
Mathematics