Classify the following as the equation of a parabola, a circle, an ellipse, or a hyperbola.16y2 = 576 - 36x2
A. Parabola
B. Circle
C. Hyperbola
D. Ellipse
Answer: D
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Let f(x) = x² - 18x + 80 and g(x) = Figure 2.png)
Find (g?f)(17).
What will be an ideal response?
Find the linearization of the function at the given point.
at 
A. 
B. L(x, y, z) = 
x + 4y + 5z
C. L(x, y, z) = 
x + 4y + 5z + 1
D. 
Solve the problem.Jill is 
away from Joe. Both begin to walk toward each other at the same time. Jill walks at 
per hour. If they meet in 2 hours, how fast is Joe walking?
A. 4.5 km per hour B. 3.5 km per hour C. 2 km per hour D. 2.5 km per hour
Solve the problem using the quadratic formula.For a car traveling at x mph, stopping distance is estimated by the formula d = 
x2 + 
x. Find a (maximum) safe speed for a stopping distance of 660 ft. Round your answer to the nearest mph.
A. 71 mph B. 66 mph C. 74 mph D. 62 mph