Sweet................
a. (0,4500) initial height
b. take any to points and find slope which is rate in ft per min and is also negative in this case
c. (3,0) hits ground after 3 minutes
d. after b, use y-y1=m (x-x1) for any point (x1,y1)
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Answer:
3x-15=6
Step-by-step explanation:
 
        
             
        
        
        
Answer:
5 hours
Step-by-step explanation: