if alpha and beta are the zeros of quadratic polynomial x square - 3 + 6 X + 2 k - 1 find K if alpha + beta is equals to one upon Two Alpha Beta
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x²-3+6x+2k-1=0
6x²-3-1+2k=0
6x²-2k=0
x²-2 upon 6k=0
x²-1upon 3k=0
x=√-1upon 3k=0
k=√1upon 3
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