Rotate the coordinate axes to change the given equation into an equation which has no cross product (xy) term. Identify the graph of the equation as a hyperbola, ellipse, parabola, a straight line, or parallel lines.6x2 - 5
xy + y2 - 4
x + 8y = 0
A. v2 + 2
u + 6v = 0; Parabola
B. 
u2 + 
v2 + 2u + 6v = 0; Ellipse
C. -
u2 + 
v2 + 2
u + 6v = 0; Hyperbola
D. 
u2 + 2v2 + 6u + 2
v = 0; Ellipse
Answer: C
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Convert the numeral to the requested form.Some enumeration systems in the past were repetitive. If you want to represent three of something, you repeat the symbol for 1 three times. If you want to represent 30 things, you write the symbol for 10 three times, and so on. In ancient Egypt, the symbol for 1 was 
and the symbol for 10 was 
. How would you write the numeral for 8 in the Egyptian system?
A. 
B. 
C. 
D. 
Use a vertical format to find the product.2z2 - 5z + 7
A. 14z3 - 31z2 + 39z - 14 B. 10z3 - 25z2 + 35z C. 10z3 - 45z2 - 35z D. 14z3 - 39z2 + 59z - 14
Find the average value of 
over the given region.
over the rectangular solid in the first octant bounded by the coordinate planes and the planes 
, 
, 
A. 
B. 
C. 
D. 
Companies use centralization to make sure that the people who are closest to the action are the ones who are making decisions and taking action.
Answer the following statement true (T) or false (F)