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Advanced Math
/ Nonlinear equations in one variable and systems of equations in two variables
Difficulty: Medium
What are the solutions to the given equation?
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Explanation
Choice A is correct. The quadratic formula, 
, can be used to find the solutions to an equation in the form 
. In the given equation, 
, 
, and 
. Substituting these values into the quadratic formula gives 
, or 
.
Choice B is incorrect and may result from using 
as the quadratic formula. Choice C is incorrect and may result from using
as the quadratic formula. Choice D is incorrect and may result from using 
as the quadratic formula.