Example: Solve the quadratic equation by completing the square
Solution:
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The left hand side factors to be a perfect square | ![]() ![]() ![]() |
Simplify the right hand side by finding a common denominator and adding the fractions. | ![]() ![]() ![]() ![]() ![]() |
Solve the equation using the square root method. Start by taking the square root of both sides to get rid of the square | ![]() ![]() ![]() |
Solve for x by subtracting 2 from both sides. | ![]() ![]() ![]() |
Rationalize the denominator by applying the radical to the numerator and denominator | ![]() ![]() |
Rationalize the denominator by multiplying by the fraction ![]() |
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https://www.youtube.com/watch?v=tHxc3fO8yOo