Fill in the blank with one of the words or phrases listed below.
A(n) 
is the set of points in a plane such that the absolute value of the difference of the distance from two fixed points is constant.
A. ellipse
B. center
C. hyperbola
D. circle
Answer: C
Mathematics
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Solve the problem.Write an equation for the tangent line to the curve 
at the point 
A. 2x + 8y = 32 B. 2x + 8y = 16 C. 8x + 2y = 32 D. 8x + 2y = 16
Mathematics
Find the exact function value.tan-1 (1)
A. 
B. 1
C. 
D. 0
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Simplify the fraction.
A. 12 B. 13 C. 14 D. 64
Mathematics
Evaluate the expression.
- 
A. 
B. 
C. 
D. 
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