Identify the equation without applying a rotation of axes.2x2 + 6xy + 9y2 - 2x - 2y - 1 = 0
A. ellipse
B. hyperbola
C. parabola
D. not a conic
Answer: A
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Solve the problem.Find the average height of the paraboloid 
above the disk 
in the 
.
A. 160 B. 240 C. 352 D. 368
Determine whether the relation represents a function. If it is a function, state the domain and range.{(41, -3), (5, -2), (5, 0), (9, 2), (21, 4)}
A. function domain: {-3, -2, 0, 2, 4} range: {41, 9, 5, 21} B. function domain: {41, 9, 5, 21} range: {-3, -2, 0, 2, 4} C. not a function
Write the statement in symbols, using x as the variable, and find the solution by guessing or by using trial and error. All solutions come from the list of integers between -12 and 12 inclusive.The quotient of a number and 4 is -3.
A. 
= -3; -12
B. 
= 4; -12
C. 
= 4; -3
D. 4x = - 
; - 
Add.8234 + 603 + 3 + 26
A. 8866 B. 8666 C. 8306 D. 8966