Q1): The concentration of salt is given as a function of time by: dx = 37.5-3.5x di at the initial time (t=0),, the salt concentration in the tank is (50 g/L). Using Euler's method find the salt concentration for the condition : (choose only one ): a-after (3) minutes and step size( h=1) minutes. b- after (4.5) minutes and step size (h=1.5) minutes.

Q: What is the correct answer ? I have to show work.

A: Given Information: Sample size (n) = 22  Mean (u) = 12 Standard deviation (s) = 5.4

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Q: Why I cannot find that answer? Can you label the answer out?

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Q: How did you figure out the answers? Can you show your work

A: Doubt: How did you figure out the answers.