How do I solve x^2 = 2x + 6?
Work is attached....
x^2-2x-6=0 D = b^2 - 4ac a= 1 b= -2c=-6D= -2^2 - 4 1 -6 D = 4 +24D= 28x1 = -b+\(\sqrt{D}\) / 2a x1= 2 + 5,29 / 2x1 = 7,29/2 x1= 3,645 ------------------x2= \(\frac{-b- \sqrt{D} }{2a}\) x2= 2- 5,29 / 2x2=-3,29/2x2=-1,646
