Question

3x²-2x-1=0 quadratic solution​

Answer 1

3x  2  −2x−1=0

3x  2  −3x+x−1=0

3x(x−1)+1(x−1)=0

(x−1)(3x+1)=0

Either x−1−=0, then x=1

or 3x+1=0, then x=  3 −1

​ x=1 or  3 −1

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