3x^2 - 4x + 1 =0
This is what I did.
-(-4) = -4^2 - 4(3)(1) / 2(3)
4 = 16 - 12 / 6
4 = 4/6 = 1/3
Another answer is 1. How do they get 1.
x(x+6) = -11 - x
x^2 + 6x + x = -11
-6 = 6^2 - (4)(1)(1) / 2(1)
6 = 36 - 4 / 2
6 = 32 / 2
What do I do next?
3x^2 - 4x + 1 =0
This is what I did.
-(-4) = -4^2 - 4(3)(1) / 2(3)
4 = 16 - 12 / 6
4 = 4/6 = 1/3
Another answer is 1. How do they get 1.
x(x+6) = -11 - x
x^2 + 6x + x = -11
-6 = 6^2 - (4)(1)(1) / 2(1)
6 = 36 - 4 / 2
6 = 32 / 2
What do I do next?