Solve.The orbit of a planet, in a galaxy far, far away, is an ellipse. If the center of the ellipse is at the origin, an approximate equation for the orbit is 
+ 
= 1, where x and y are measured in millions of miles. Find the largest possible distance across the ellipse. Round the answer to the nearest million miles.
A. 164 million miles
B. 13,368 million miles
C. 116 million miles
D. 82 million miles
Answer: A
Mathematics
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Find the perimeter of the specified triangle. Assume the triangles are similar.Find the perimeter of the triangle on the left.
A. 36.4 cm B. 24.4 cm C. 48.4 cm D. 72.4 cm
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Evaluate the improper integral or state that it is divergent. 
A. 2
2
B. 2?
C. 4 ln 
D. 2?
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Find the sum if it exists.
A. 1129 B. 72 C. 50 D. 51
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Perform the indicated operations. Give the answer in lowest terms.
+ 
A. 
B. 
C. 
D. 
Mathematics