For problems 1 and 2 the center of an ellipse is 
. The major axis is horizontal, and the distance between vertices on the major axis is 24. The minor axis is vertical, and the distance between vertices on the minor axis is 8. Write the equation of the ellipse in standard form.
A. 
B. 
C. 
D. 
E. None of these
Answer: B
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Solve the problem.Find the amount of money in an account after 9 years if $2800 is deposited at 8% annual interest compounded semiannually.
A. $5672.29 B. $5711.68 C. $5597.21 D. $5738.68
Find the indicated derivative.Find y " if y = -9 cos x.
A. y " = 9 sin x B. y " = -9 sin x C. y " = -9 cos x D. y " = 9 cos x
Solve the problem.Matt bought 3 pounds of oranges and 2 pounds of apples and paid src="https://sciemce.com/media/4/ppg__tttt0528191236__f1q108g4.jpg" alt="" style="vertical-align: -15.0px;" />
A. $0.76 per pound
B. $0.79 per pound
C. $0.72 per pound
D. $0.74 per pound
before tax. Andy bought 4 pounds of oranges and 3 pounds of apples and paid 
before tax. Use this information to set up a matrix equation of the form AX = B , which can be solved to determine the price per pound for oranges and apples. Solve this matrix equation to find the price per pound of oranges.Use the fact that for 
On a globe, locate Tokyo, Seattle, and Honolulu. Connect these cities with the shortest paths to form a triangle. Next, use a protractor to measure the angles. What is their sum? ?
A. less than 180° B. greater than 180° C. 180°