Solve the inequality. Graph your solution on a number line, and write your solution in interval notation. 9x + 5 ? -22 or 9x + 5 ? 14
A. (-?, 1]
B. (-?, -3] ? [1, ?)
C. [-3, 1]
D. [-3, ?)
Answer: B
Mathematics
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Use the integral test to determine whether the series converges.
A. diverges B. converges
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Solve the equation on the interval 0 ? ? < 2?.2 sin2 ? = 3(cos ? + 1)
A. 
B. 
C. 
D. 
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Solve the problem.A nuclear cooling tower cross section is a hyperbola having a diameter of 60 ft at the center. The distance between the two foci is 90 ft. Find a Cartesian equation for the hyperbola?
A. 
- 
= 1
B. 
- 
= 5
C. 
- 
= 1
D. 
- 
= 1
Mathematics
Determine the quadrant(s) in which (x, y) is located so that the conditions(s) is (are) satisfied. ? - x> 6 and y< -2 ?
A. Quadrant III B. Quadrant I C. Quadrant II D. Quadrant I or IV E. Quadrant IV
Mathematics