For the compound inequality, give the solution set in both interval and graph forms.x - 1 < 3 and x + 3 > 2
A. (-?, -1) ? (4, ?)
B. (-1, 4)
C. (-?, 4)
D. (-1, ?)
Answer: B
Mathematics
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Solve the problem.The decline in the value of a stock can be estimated by the function 
where x is the year with 1990 ? x ? 2000. What is the slope of the graph of f?
A. -0.65 B. 82 C. 1375.5 D. 0.65
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Use the addition property of equality to solve the equation.8w + 5 = 7w
A. 5 B. 9 C. -5 D. -9
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Evaluate. 
What will be an ideal response?
Mathematics
?Find the value of the constant a that makes the given function a probability density function on the stated interval.
?
A. ?
B. ?
C. ?
D. ?
E. ?1
Mathematics