Solve the compound inequality. Graph the solution set.-5x + 1 ? 11 or 6x + 3 ? -21
A. (-?, ?)
B. [-4, -2]
C. [-2, ?)
D. [-4, ?)
Answer: A
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Graph the ellipse and label the center.
+ 
= 1
A. C(0, 4)
B. C(-4, 0)
C. C(4, 0)
D. C(0, -4)
Use the given information about an earthquake to find the missing values.Use the energy E released by an earthquake to find (a) the magnitude of the earthquake and (b) the earthquake intensity I in terms of the zero-level earthquake intensity I0.E = 1011 joules
A. (a) 4.4 (b) 2.51 × 104 I0. B. (a) 3.4 (b) 3.51 × 105 I0. C. (a) 4.5 (b) 4.51 × 103 I0. D. (a) 5.3 (b) 2.51 × 105 I0.
Solve the problem.The president of a certain university makes three times as much money as one of the department heads. If the total of their salaries is $280,000, find each worker's salary.
A. president's salary = $21,000; department head's salary = $7000 B. president's salary = $70,000; department head's salary = $210,000 C. president's salary = $210,000; department head's salary = $70,000 D. president's salary = $140,000; department head's salary = $70,000
Solve the problem.The chart shows a weight gain for some people and a weight loss for some other people. Use the information given to answer the question below.
What is the difference between the weight change reported for Ed and that reported for Frank?
A. 3034 gram B. 1320 gram C. -3034 gram D. -1320 gram