Graph the system of inequalities.-x + 2y ? -63x + 2y > -18
A. 
B. 
C. 
D. 
Answer: A
Mathematics
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Solve the given differential equation (where the function is subject to the given conditions) by using Laplace transforms.y' + 9y = 0, y
= -1
A. y = - e9t B. y = e-9t C. y = 9e-t D. y = - e-9t
Mathematics
Perform the indicated operation.
- 
A. 
B. 
C. 
D. 
Mathematics
Is the first number divisible by the second number? Answer yes or no.232,835; 9
A. Yes B. No
Mathematics
Solve the problem.The function V(r) = 4?r2 describes the volume of a right circular cylinder of height 4 feet and radius r feet. Find the instantaneous rate of change of the volume with respect to the radius when r = 9. Express the answer in terms of ?.
A. 72? cubic feet per feet B. 18? cubic feet per feet C. 36? cubic feet per feet D. 8? cubic feet per feet
Mathematics