MAGIC TRICK For Exercises 4043, use the following information. Madison says that she can

Chapter 7, Problem 42

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MAGIC TRICK For Exercises 4043, use the following information. Madison says that she can perform a magic trick with numbers. She asks you to pick an integer, any integer. Square that integer. Then, add twice your original number. Next add 1. Take the square root of the result. Finally, subtract your original number. Then Madison exclaims with authority, Your answer is 1! The polynomial you wrote in Exercise 41 is the square of what binomial sum?

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