Mathematics, 29.05.2020 10:57, skinman

Which shows the correct substitution of the values a, b, and c from the equation -2 = -x + x2 - 4 into the quadratic formula?
Quadratic formula: x= -b/b2 - 4ac
20
x= -(-1):7(- 1)2 - 4(1)(-4)
2(1)
x=
-10V 12 - 46 - 1)(-4)
27- 1)
-1 )2 - 4(-1)(-2)
2(-1)
x = -(-1)/(-1)2 - 4(1)(-2)
2(1)

Answers: 2

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Which shows the correct substitution of the values a, b, and c from the equation -2 = -x + x2 - 4 in...