Answer:
that's not quadratic formula or square method
Step-by-step explanation:
i personally thing the quadratic formula is easier which is
x = -b+-√b^2 -4ac
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2a
you just plug in a b and c into the equation which is
x^2 is a which is 1
-6x is b which is -6
1 is c and its just 1
the answer also needs to involve a radical which for example 3√2