Indicate whether the equation represents an ellipse, hyperbola, circle, or parabola. In equations that contain both x2 and y2 terms, divide both sides of the equation by the constant term to put the equation in a more recognizable form.x2 + y2 - 16x = 80
A. Circle
B. Hyperbola
C. Ellipse
D. Parabola
Answer: A
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Solve the problem.104 + 108
A. 100,010,000 B. 1,000,000,000,000 C. 100,100,000 D. 10,010,000
Provide an appropriate response.Find the value(s) of t corresponding to the extrema of f(x, y, z) = sin(x2 + y2)cos(z) subject to the constraints x2 + y2 = 3t, 
and z = 
. Classify each extremum as a minimum or maximum. (Hint: w = f(x, y, z) is a differentiable function of t.)
A. t = - 
, maximum
B. t = 
, minimum; t = - 
, maximum
C. t = 
, minimum; t = 0, maximum
D. t = 
, minimum
Use cross products to determine whether the proportion is true or false.
= 
A. True B. False
Find the equation for the line described.the line passing through the point (1, -2) and having slope 3
Fill in the blank(s) with the appropriate word(s).