Question 201740
Solve the equation x^2 + 8x - 2 = 0 using both the quadratic formula and completing the square method.
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Complete the square:
x^2 + 8x - 2 = 0
x^2 + 8x = 2
x^2 + 8x + 16 = 18
(x+4)^2 = 18
x+4 = +/-sqrt(18)
x = -4 +/- 3sqrt(2)
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*[invoke solve_quadratic_equation 1,8,-2]