oneroot of x2 – 2x – 1=0
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x2 – 2x – 1 =0
=x2 - 1x - 1x - 1 =0
=x(x-1) + 1(x-1) =0
=(x+1) (x-1) =0
Roots are -1 & 1.
=x2 - 1x - 1x - 1 =0
=x(x-1) + 1(x-1) =0
=(x+1) (x-1) =0
Roots are -1 & 1.
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