Answer:
b, 5=3
Step-by-step explanation:
 
        
                    
             
        
        
        
Answer:2*2=4
4^3=4*4*4=64
Step-by-step explanation:
 
        
             
        
        
        
The (0, 3] is taken out of the picture leaving you with B.
We have given that,
Machine 1 can complete a task in x hours while an upgraded machine (machine 2) needs 9 fewer hours.
We have to determine the,
The plant manager knows the two machines will take at least 6 hours, as represented by the inequality
after you find the intervals. 
you also need to consider that the plant manager knows the two machines will take at least 6 hours.
so (0, 3] is taken out of the picture leaving you with B.
To learn more about the inequality visit:
brainly.com/question/24372553
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Mark owes sally 85.00$ he finds 14 friends to help him pay her back. How much does each friend need to pay? (This includes mark)