Write the expression in interval notation. Graph the interval.x < -9
A. [-?, -9)
B. (-?, -9)
C. (-9, ?)
D. (-?, -9]
Answer: B
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Solve the problem.If a satellite reaches a speed of 7.91 kilometers per second, it will attain a circular orbit. If a satellite is placed in an orbit of 370 kilometers above the Earth, what is the equation of the path of the satellite if the origin is placed at the center of the Earth (the diameter of the Earth is approximately 12,740 kilometers)?
A. x2 + y2 = 136,900 B. x2 + y2 = 45,427,600 C. x2 + y2 = 171,872,100 D. x2 + y2 = 40,576,900
Solve the problem by integration.Find the length of the curve 
between x = 0 and x = 2.
A. 
?
B. 
?
C. ?
D. 
?
Find the perimeter.
A. 367 ft B. 552 ft C. 542 ft D. 46,617 ft
Perform the operations indicated. Write your answer in simplest form.128 รท (-8)
A. -26
B. - 
C. -16
D. 16