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Heres the question:

 

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Suppose that f(x) = 2^x and you are asked to find the value of x that makes f(x) equal 20. Use a graph to show which two integers the value of x will lie between. Use trial and error to determine the value of x to three decimal places. Use a calculator to test your guesses and show all steps. 

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could someone do this and send a picture of your results/answer/graph? thank you!

 Jan 15, 2015

Best Answer 

 #1
avatar+130540 
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Here's the graph.....https://www.desmos.com/calculator/sieme036jc

 

 

"x" will lie between the integers 4 and 5......the  value lies between 4.321 and 4.322

 

 Jan 15, 2015
 #1
avatar+130540 
+5
Best Answer

Here's the graph.....https://www.desmos.com/calculator/sieme036jc

 

 

"x" will lie between the integers 4 and 5......the  value lies between 4.321 and 4.322

 

CPhill Jan 15, 2015

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