Answer:
The answer is two seconds
Step-by-step explanation:
Set the y to 0 as we are looking for the height when f(t) has hit the ground. Then factor and the two zeros of the function are -2 and 2. because the -2 is an answer that that cannot make sense for time in a real world scenario, the answer is the positive zero, or two. :-)
 
        
             
        
        
        
Answer:

Step-by-step explanation:
Given
 -- Objective function
 -- Objective function
Constraints:



Required
Minimum value of E
To do this, we apply graphical method
See attachment for plots of  and
 and 
From the attached plot, the point that satisfy  is:
 is:

So, we have:

This gives:



 
        
             
        
        
        
Hey! Your answer would be 0.0875L
        
                    
             
        
        
        
Answer:
If these are in exponent form -- the answer would be 2.01 x  > 2.8 x 10.3
 > 2.8 x 10.3 
Step-by-step explanation:
Look at the sheet attached.