How do I solve x^2 = 2x + 6?
2 answers:
X^2-2x-6=0
D = b^2 - 4ac
a= 1
b= -2
c=-6
D= -2^2 - 4 *1* -6
D = 4 +24
D= 28
x1 = -b+
/ 2a
x1= 2 + 5,29 / 2
x1 = 7,29/2
x1= 3,645
------------------
x2=
x2= 2- 5,29 / 2
x2=-3,29/2
x2=-1,646
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