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For the function ℎ(x)=2x/(x+9)(x-3), solve the following inequality.
ℎ(x)≥0
Select the correct choice below and fill in the answer box within your choice.
A. The solution is {} . (Use a comma to separate answers as needed.)
B. The solution is [-9,0)∪(3,[infinity]). (Type your answer in interval notation.)