SD( X )
The random variable X has the probability density function
Compute the quantity
27.102504
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Solve the inequality. Express your answer using interval notation.-3 ? 
x - 6 < 9
A. (2, 3]
B. (2, 10]
C. [2, 10)
D. [2, 3)
Solve.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 $190,000, find each worker's salary.
A. president's salary = $14,250; department head's salary = $4750 B. president's salary = $142,500; department head's salary = $47,500 C. president's salary = $95,000; department head's salary = $47,500 D. president's salary = $47,500; department head's salary = $142,500
Multiply.3.80 × -4.85
A. -1.843 B. -184.3 C. -0.1843 D. -18.43
Solve.
= 9
A. 86 B. 196 C. 76 D. 81