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Advanced Math
/ Nonlinear equations in one variable and systems of equations in two variables
Difficulty: Medium
What values satisfy the equation above?
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Explanation
Choice C is correct. Using the quadratic formula to solve the given expression yields 
. Therefore, 
and 
satisfy the given equation.
Choices A and B are incorrect and may result from incorrectly factoring or incorrectly applying the quadratic formula. Choice D is incorrect and may result from a sign error.