Write the equation in standard form for an ellipse or a hyperbola centered at (h, k).2x2 + 10y2 + 8x - 2 = 0
A. 
+ 
= 1
B. 
+ 
= 1
C. 
+ 
= 1
D. 
+ 
= 1
Answer: C
Mathematics
You might also like to view...
Solve the problem.Refer to the given preference schedule. If candidate C drops out, does the method of pairwise comparisons satisfy Fairness Criterion 4?
A. Yes B. No
Mathematics
Perform the indicated operation.Let A = 
and B = 
. Find A + B.
A. 
B. 
C. 
D. 
Mathematics
Evaluate.5 sin2 300° + csc2 150° - sec2 30°
A. 
B. 
C. 
D. 
Mathematics
Solve the problem.A stone is thrown into a pond. A circular ripple is spreading over the pond in such a way that the radius is increasing at the rate of 2.3 feet per second. Find a function, r(t), for the radius in terms of t. Find a function, A(r), for the area of the ripple in terms of r. 
A. (A ? r)(t) = 5.29?t2 B. (A ? r)(t) = 4.6?t2 C. (A ? r)(t) = 2.3?t2 D. (A ? r)(t) = 5.29?2t
Mathematics