Evaluate the integral.
A. 
cosh e5x + C
B. - 
cosh e5x + C
C. 5 e5x cosh e5x + C
D. 
e5x cosh e5x + C
Answer: A
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Solve the quadratic equation by factoring.
- 
x + 1 = 0
A. 
B. {12, 10}
C. {-1, 0}
D. {11, 11}
Solve.A satellite is to be put into an elliptical orbit around a moon. The moon is a sphere with radius of 849 km. Determine an equation for the ellipse if the distance of the satellite from the surface of the moon varies from 952 km to 365 km.
A. 
+ 
= 1
B. 
+ 
= 1
C. 
+ 
= 1
D. 
+ 
= 1
Write a system of inequalities whose solution set is the region shown.
A. y ? 2x + 4
y ? 
x + 2
B. y ? -2x + 4
y ? - 
x + 2
C. y ? -2x + 4
y ? - 
x + 2
D. y ? 2x + 4
y ? 
x + 2
Find the unknown length in the right triangle. If necessary, approximate the length to the nearest thousandth.
10 ft
A. 164 ft B. 9 ft C. 12.806 ft D. 82 ft