Completing the Square
Not what you're looking for?
For the quadratic equation
x² + x - 1 = 0.
i Use the technique completing the Square to Determine the solutions (roots) of the equation
ii Verify each root by plugging the root back into the equation and performing the computation
Purchase this Solution
Solution Summary
This solution shows all of the steps for completing the square for the given quadratic equation.
Solution Preview
(i) x^2 + x - 1 = 0
a = 1, b = 1, c = -1
x^2 + x = 1
Multiply both sides by 4a = 4(1) = 4
4(x^2 + x) = ...
Purchase this Solution
Free BrainMass Quizzes
Multiplying Complex Numbers
This is a short quiz to check your understanding of multiplication of complex numbers in rectangular form.
Geometry - Real Life Application Problems
Understanding of how geometry applies to in real-world contexts
Solving quadratic inequalities
This quiz test you on how well you are familiar with solving quadratic inequalities.
Know Your Linear Equations
Each question is a choice-summary multiple choice question that will present you with a linear equation and then make 4 statements about that equation. You must determine which of the 4 statements are true (if any) in regards to the equation.
Probability Quiz
Some questions on probability