Solve the equation.x(x + 7)(x + 8) = 0
A. -7, -8
B. 0, 7, 8
C. 7, 8
D. 0, -7, -8
Answer: D
Mathematics
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Simplify the expression.e-3 ln x
A. -x3
B. 
C. - 
D. -3x
Mathematics
Perform the indicated operation.
+ 
A. 
B. 
C. - 
D. 
Mathematics
Solve the problem.Copier X can make 1000 copies in 3 minutes and Copier Y can make 1000 copies in 2 minutes. Copier X has several 3000 page jobs and must rest 1 minute between jobs; Copier Y has several 4000 page jobs and must rest 2 minutes between jobs. If both copiers are started at the same time, in how many minutes will the copiers be ready to start a new job at the same time?
A. 6 minutes B. 5 minutes C. 10 minutes D. 9 minutes
Mathematics
Simplify.
A. 
B. 
C. 
D. 
Mathematics