Question 158130
1. f(x)= x squared -8x+6
*[invoke solve_quadratic_equation 1,-8,6]

2. h(x)= (x-1) squared -4
(x-1)^2 - 4 = 0
(x-1)^2 = 4
Take sqrt
x-1 = +2, -2
x = 3, x = -1
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2nd method:
x^2 - 2x + 1 - 4 = 0
x^2 - 2x - 3 = 0
*[invoke solve_quadratic_equation 1,-2,-3]