Classify the following as the equation of a parabola, a circle, an ellipse, or a hyperbola.y = 
A. Circle
B. Parabola
C. Hyperbola
D. Ellipse
Answer: C
Mathematics
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Write a fraction to represent the shaded portion of the figure.
A. 
B. 
C. 
D. 
Mathematics
Before the parachute opens, the velocity v (in meters per second) of a skydiver is given by 
, where t is time in seconds into the jump. Find the velocity after 18 seconds. Round to two decimal places.
?
A. 0.97 m/sec B. 48.63 m/sec C. 9.06 m/sec D. 45.88 m/sec E. 1.37 m/sec
Mathematics
Predict the general, or nth term, an, of the sequence.
, 
, 
, 
, 
, . . .
A. 
B. 
C. 
D. 
Mathematics
Find the rule of a quadratic function whose graph has the given vertex and passes through the given point.vertex (-5, -6); point (3, 90)
A. f(x) = 3(x + 5)2 - 6
B. f(x) = 
(x + 5)2 - 6
C. f(x) = 
(x - 5)2 - 6
D. f(x) = (x - 5)2 - 6
Mathematics