Question 1206248
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This is a supplement to the other tutors' solutions.


Check out this Desmos graph
<a href="https://www.desmos.com/calculator/72ezjupzwg">https://www.desmos.com/calculator/72ezjupzwg</a>
Adjust the slider for the parameter k to see all the various possible answers. Pick your favorite value of k to form the equation. 
Avoid k = 0 since it won't produce an exponential equation.
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